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   1 /*
   2  *************************************************************************
   3  * Ralink Tech Inc.
   4  * 5F., No.36, Taiyuan St., Jhubei City,
   5  * Hsinchu County 302,
   6  * Taiwan, R.O.C.
   7  *
   8  * (c) Copyright 2002-2007, Ralink Technology, Inc.
   9  *
  10  * This program is free software; you can redistribute it and/or modify  *
  11  * it under the terms of the GNU General Public License as published by  *
  12  * the Free Software Foundation; either version 2 of the License, or     *
  13  * (at your option) any later version.                                   *
  14  *                                                                       *
  15  * This program is distributed in the hope that it will be useful,       *
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  18  * GNU General Public License for more details.                          *
  19  *                                                                       *
  20  * You should have received a copy of the GNU General Public License     *
  21  * along with this program; if not, write to the                         *
  22  * Free Software Foundation, Inc.,                                       *
  23  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  24  *                                                                       *
  25  *************************************************************************
  26  */
  27
  28 /***********************************************************************/
  29 /*                                                                     */
  30 /*   Program:    rt_linux.c                                            */
  31 /*   Created:    4/21/2006 1:17:38 PM                                  */
  32 /*   Author:     Wu Xi-Kun                                             */
  33 /*   Comments:   `description`                                         */
  34 /*                                                                     */
  35 /*---------------------------------------------------------------------*/
  36 /*                                                                     */
  37 /* History:                                                            */
  38 /*    Revision 1.1 4/21/2006 1:17:38 PM  xsikun                        */
  39 /*    Initial revision                                                 */
  40 /*                                                                     */
  41 /***********************************************************************/
  42
  43 #include "rtmp_type.h"
  44 #include <linux/module.h>
  45 #include <linux/version.h>
  46 #include <linux/kernel.h>
  47
  48 #include <linux/spinlock.h>
  49 #include <linux/init.h>
  50 #include <linux/string.h>
  51 #include <linux/timer.h>
  52 #include <linux/errno.h>
  53 #include <linux/slab.h>
  54 #include <linux/interrupt.h>
  55 #include <linux/pci.h>
  56 #include <linux/netdevice.h>
  57 #include <linux/etherdevice.h>
  58 #include <linux/skbuff.h>
  59 #include <linux/ethtool.h>
  60 #include <linux/wireless.h>
  61 #include <linux/proc_fs.h>
  62 #include <linux/delay.h>
  63 #include <linux/if_arp.h>
  64 #include <linux/ctype.h>
  65 #include <linux/vmalloc.h>
  66
  67
  68 #include <net/iw_handler.h>
  69
  70 // load firmware
  71 #define __KERNEL_SYSCALLS__
  72 #include <linux/unistd.h>
  73 #include <asm/uaccess.h>
  74
  75
  76 #define MEM_ALLOC_FLAG      (GFP_ATOMIC) //(GFP_DMA | GFP_ATOMIC)
  77
  78 #ifndef IFNAMSIZ
  79 #define IFNAMSIZ 16
  80 #endif
  81
  82 //#define CONFIG_CKIP_SUPPORT
  83
  84 #undef __inline
  85 #define __inline           static inline
  86
  87 typedef int (*HARD_START_XMIT_FUNC)(struct sk_buff *skb, struct net_device *net_dev);
  88
  89 // add by kathy
  90
  91 #ifdef RT2870
  92 #define STA_PROFILE_PATH                        "/etc/Wireless/RT2870STA/RT2870STA.dat"
  93 #define STA_RT2870_IMAGE_FILE_NAME  "/etc/Wireless/RT2870STA/rt2870.bin"
  94 #define STA_NIC_DEVICE_NAME                     "RT2870STA"
  95 #define STA_DRIVER_VERSION                      "2.0.1.0"
  96 #endif // RT2870 //
  97
  98 #define RTMP_TIME_AFTER(a,b)            \
  99         (typecheck(unsigned long, (unsigned long)a) && \
 100          typecheck(unsigned long, (unsigned long)b) && \
 101          ((long)(b) - (long)(a) < 0))
 102
 103 #define RTMP_TIME_AFTER_EQ(a,b) \
 104         (typecheck(unsigned long, (unsigned long)a) && \
 105          typecheck(unsigned long, (unsigned long)b) && \
 106          ((long)(a) - (long)(b) >= 0))
 107 #define RTMP_TIME_BEFORE(a,b)   RTMP_TIME_AFTER_EQ(b,a)
 108
 109 #define RT_MOD_INC_USE_COUNT() \
 110         if (!try_module_get(THIS_MODULE)) \
 111         { \
 112                 DBGPRINT(RT_DEBUG_ERROR, ("%s: cannot reserve module\n", __func__)); \
 113                 return -1; \
 114         }
 115
 116 #define RT_MOD_DEC_USE_COUNT() module_put(THIS_MODULE);
 117
 118 #define OS_HZ                   HZ
 119
 120 #define ETH_LENGTH_OF_ADDRESS   6
 121
 122 #define IN
 123 #define OUT
 124
 125 #define NDIS_STATUS                             INT
 126 #define NDIS_STATUS_SUCCESS                     0x00
 127 #define NDIS_STATUS_FAILURE                     0x01
 128 #define NDIS_STATUS_INVALID_DATA                                0x02
 129 #define NDIS_STATUS_RESOURCES                   0x03
 130
 131 #define MIN_NET_DEVICE_FOR_AID                  0x00            //0x00~0x3f
 132 #define MIN_NET_DEVICE_FOR_MBSSID               0x00            //0x00,0x10,0x20,0x30
 133 #define MIN_NET_DEVICE_FOR_WDS                  0x10            //0x40,0x50,0x60,0x70
 134 #define MIN_NET_DEVICE_FOR_APCLI                0x20
 135 #define MIN_NET_DEVICE_FOR_MESH                 0x30
 136 #define MIN_NET_DEVICE_FOR_DLS                  0x40
 137
 138 #define NDIS_PACKET_TYPE_DIRECTED               0
 139 #define NDIS_PACKET_TYPE_MULTICAST              1
 140 #define NDIS_PACKET_TYPE_BROADCAST              2
 141 #define NDIS_PACKET_TYPE_ALL_MULTICAST  3
 142
 143 struct os_lock  {
 144         spinlock_t              lock;
 145         unsigned long   flags;
 146 };
 147
 148
 149 struct os_cookie {
 150
 151 #ifdef RT2870
 152         struct usb_device               *pUsb_Dev;
 153
 154         struct pid *            MLMEThr_pid;
 155         struct pid *            RTUSBCmdThr_pid;
 156         struct pid *            TimerQThr_pid;
 157 #endif // RT2870 //
 158
 159         struct tasklet_struct   rx_done_task;
 160         struct tasklet_struct   mgmt_dma_done_task;
 161         struct tasklet_struct   ac0_dma_done_task;
 162         struct tasklet_struct   ac1_dma_done_task;
 163         struct tasklet_struct   ac2_dma_done_task;
 164         struct tasklet_struct   ac3_dma_done_task;
 165         struct tasklet_struct   hcca_dma_done_task;
 166         struct tasklet_struct   tbtt_task;
 167 #ifdef RT2870
 168         struct tasklet_struct   null_frame_complete_task;
 169         struct tasklet_struct   rts_frame_complete_task;
 170         struct tasklet_struct   pspoll_frame_complete_task;
 171 #endif // RT2870 //
 172
 173
 174         unsigned long                   apd_pid; //802.1x daemon pid
 175         INT                                             ioctl_if_type;
 176         INT                                     ioctl_if;
 177 };
 178
 179 typedef struct _VIRTUAL_ADAPTER
 180 {
 181         struct net_device               *RtmpDev;
 182         struct net_device               *VirtualDev;
 183 } VIRTUAL_ADAPTER, PVIRTUAL_ADAPTER;
 184
 185 #undef  ASSERT
 186 #define ASSERT(x)
 187
 188 typedef struct os_cookie        * POS_COOKIE;
 189 typedef struct pci_dev          * PPCI_DEV;
 190 typedef struct net_device       * PNET_DEV;
 191 typedef void                            * PNDIS_PACKET;
 192 typedef char                            NDIS_PACKET;
 193 typedef PNDIS_PACKET            * PPNDIS_PACKET;
 194 typedef dma_addr_t                      NDIS_PHYSICAL_ADDRESS;
 195 typedef dma_addr_t                      * PNDIS_PHYSICAL_ADDRESS;
 196 typedef spinlock_t                      NDIS_SPIN_LOCK;
 197 typedef struct timer_list       NDIS_MINIPORT_TIMER;
 198 typedef void                            * NDIS_HANDLE;
 199 typedef char                            * PNDIS_BUFFER;
 200
 201
 202
 203 void hex_dump(char *str, unsigned char *pSrcBufVA, unsigned int SrcBufLen);
 204
 205 dma_addr_t linux_pci_map_single(void *handle, void *ptr, size_t size, int sd_idx, int direction);
 206 void linux_pci_unmap_single(void *handle, dma_addr_t dma_addr, size_t size, int direction);
 207
 208
 209 ////////////////////////////////////////
 210 // MOVE TO rtmp.h ?
 211 /////////////////////////////////////////
 212 #define PKTSRC_NDIS             0x7f
 213 #define PKTSRC_DRIVER           0x0f
 214 #define PRINT_MAC(addr) \
 215         addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]
 216
 217
 218 #define RT2860_PCI_DEVICE_ID            0x0601
 219
 220 #ifdef RT2870
 221 #define PCI_MAP_SINGLE(_handle, _ptr, _size, _dir) (ULONG)0
 222
 223 #define PCI_UNMAP_SINGLE(_handle, _ptr, _size, _dir)
 224 #endif // RT2870 //
 225
 226
 227 #define BEACON_FRAME_DMA_CACHE_WBACK(_ptr, _size)       \
 228         dma_cache_wback(_ptr, _size)
 229
 230
 231 //////////////////////////////////////////
 232 //
 233 //////////////////////////////////////////
 234
 235
 236 #define NdisMIndicateStatus(_w, _x, _y, _z)
 237
 238
 239 typedef struct timer_list       RTMP_OS_TIMER;
 240
 241 #ifdef RT2870
 242 /* ----------------- Timer Related MARCO ---------------*/
 243 // In RT2870, we have a lot of timer functions and will read/write register, it's
 244 //      not allowed in Linux USB sub-system to do it ( because of sleep issue when submit
 245 //  to ctrl pipe). So we need a wrapper function to take care it.
 246
 247 typedef VOID (*RT2870_TIMER_HANDLE)(
 248         IN  PVOID   SystemSpecific1,
 249         IN  PVOID   FunctionContext,
 250         IN  PVOID   SystemSpecific2,
 251         IN  PVOID   SystemSpecific3);
 252 #endif // RT2870 //
 253
 254
 255 typedef struct  _RALINK_TIMER_STRUCT    {
 256     RTMP_OS_TIMER               TimerObj;       // Ndis Timer object
 257         BOOLEAN                         Valid;                  // Set to True when call RTMPInitTimer
 258     BOOLEAN             State;          // True if timer cancelled
 259     BOOLEAN                     PeriodicType;   // True if timer is periodic timer
 260     BOOLEAN             Repeat;         // True if periodic timer
 261     ULONG               TimerValue;     // Timer value in milliseconds
 262         ULONG                           cookie;                 // os specific object
 263 #ifdef RT2870
 264         RT2870_TIMER_HANDLE     handle;
 265         void                            *pAd;
 266 #endif // RT2870 //
 267 }   RALINK_TIMER_STRUCT, *PRALINK_TIMER_STRUCT;
 268
 269
 270 #ifdef RT2870
 271
 272 typedef enum _RT2870_KERNEL_THREAD_STATUS_
 273 {
 274         RT2870_THREAD_UNKNOWN = 0,
 275         RT2870_THREAD_INITED = 1,
 276         RT2870_THREAD_RUNNING = 2,
 277         RT2870_THREAD_STOPED = 4,
 278 }RT2870_KERNEL_THREAD_STATUS;
 279
 280 #define RT2870_THREAD_CAN_DO_INSERT             (RT2870_THREAD_INITED |RT2870_THREAD_RUNNING)
 281
 282 typedef struct _RT2870_TIMER_ENTRY_
 283 {
 284         RALINK_TIMER_STRUCT                     *pRaTimer;
 285         struct _RT2870_TIMER_ENTRY_     *pNext;
 286 }RT2870_TIMER_ENTRY;
 287
 288
 289 #define TIMER_QUEUE_SIZE_MAX    128
 290 typedef struct _RT2870_TIMER_QUEUE_
 291 {
 292         unsigned int            status;
 293         UCHAR                           *pTimerQPoll;
 294         RT2870_TIMER_ENTRY      *pQPollFreeList;
 295         RT2870_TIMER_ENTRY      *pQHead;
 296         RT2870_TIMER_ENTRY      *pQTail;
 297 }RT2870_TIMER_QUEUE;
 298 #endif // RT2870 //
 299
 300
 301 //#define DBG   1
 302
 303 //
 304 //  MACRO for debugging information
 305 //
 306
 307 #ifdef DBG
 308 extern ULONG    RTDebugLevel;
 309
 310 #define DBGPRINT_RAW(Level, Fmt)    \
 311 {                                   \
 312     if (Level <= RTDebugLevel)      \
 313     {                               \
 314         printk Fmt;               \
 315     }                               \
 316 }
 317
 318 #define DBGPRINT(Level, Fmt)    DBGPRINT_RAW(Level, Fmt)
 319
 320
 321 #define DBGPRINT_ERR(Fmt)           \
 322 {                                   \
 323     printk("ERROR!!! ");          \
 324     printk Fmt;                  \
 325 }
 326
 327 #define DBGPRINT_S(Status, Fmt)         \
 328 {                                                                       \
 329         printk Fmt;                                     \
 330 }
 331
 332
 333 #else
 334 #define DBGPRINT(Level, Fmt)
 335 #define DBGPRINT_RAW(Level, Fmt)
 336 #define DBGPRINT_S(Status, Fmt)
 337 #define DBGPRINT_ERR(Fmt)
 338 #endif
 339
 340
 341 //
 342 //  spin_lock enhanced for Nested spin lock
 343 //
 344 #define NdisAllocateSpinLock(__lock)      \
 345 {                                       \
 346     spin_lock_init((spinlock_t *)(__lock));               \
 347 }
 348
 349 #define NdisFreeSpinLock(lock)          \
 350 {                                       \
 351 }
 352
 353
 354 #define RTMP_SEM_LOCK(__lock)                                   \
 355 {                                                                                               \
 356         spin_lock_bh((spinlock_t *)(__lock));                           \
 357 }
 358
 359 #define RTMP_SEM_UNLOCK(__lock)                                 \
 360 {                                                                                               \
 361         spin_unlock_bh((spinlock_t *)(__lock));                         \
 362 }
 363
 364 // sample, use semaphore lock to replace IRQ lock, 2007/11/15
 365 #define RTMP_IRQ_LOCK(__lock, __irqflags)                       \
 366 {                                                                                                       \
 367         __irqflags = 0;                                                                 \
 368         spin_lock_bh((spinlock_t *)(__lock));                   \
 369         pAd->irq_disabled |= 1; \
 370 }
 371
 372 #define RTMP_IRQ_UNLOCK(__lock, __irqflag)                      \
 373 {                                                                                                       \
 374         pAd->irq_disabled &= 0; \
 375         spin_unlock_bh((spinlock_t *)(__lock));                 \
 376 }
 377
 378 #define RTMP_INT_LOCK(__lock, __irqflags)                       \
 379 {                                                                                                       \
 380         spin_lock_irqsave((spinlock_t *)__lock, __irqflags);    \
 381 }
 382
 383 #define RTMP_INT_UNLOCK(__lock, __irqflag)                      \
 384 {                                                                                                       \
 385         spin_unlock_irqrestore((spinlock_t *)(__lock), ((unsigned long)__irqflag));     \
 386 }
 387
 388 #ifdef RT2870
 389 #define RTMP_IO_READ32(_A, _R, _pV)                                                             \
 390         RTUSBReadMACRegister(_A, _R, _pV)
 391
 392 #define RTMP_IO_READ8(_A, _R, _pV)                                                              \
 393 {                                                                                                                               \
 394 }
 395
 396 #define RTMP_IO_WRITE32(_A, _R, _V)                                                             \
 397         RTUSBWriteMACRegister(_A, _R, _V)
 398
 399
 400 #define RTMP_IO_WRITE8(_A, _R, _V)                                                              \
 401 {                                                                                                                               \
 402         USHORT  _Val = _V;                                                                                      \
 403         RTUSBSingleWrite(_A, _R, _Val);                                                         \
 404 }
 405
 406
 407 #define RTMP_IO_WRITE16(_A, _R, _V)                                                             \
 408 {                                                                                                                               \
 409         RTUSBSingleWrite(_A, _R, _V);                                                           \
 410 }
 411 #endif // RT2870 //
 412
 413 #ifndef wait_event_interruptible_timeout
 414 #define __wait_event_interruptible_timeout(wq, condition, ret) \
 415 do { \
 416         wait_queue_t __wait; \
 417         init_waitqueue_entry(&__wait, current); \
 418         add_wait_queue(&wq, &__wait); \
 419         for (;;) { \
 420                 set_current_state(TASK_INTERRUPTIBLE); \
 421                 if (condition) \
 422                         break; \
 423                 if (!signal_pending(current)) { \
 424                         ret = schedule_timeout(ret); \
 425                         if (!ret) \
 426                                 break; \
 427                         continue; \
 428                 } \
 429                 ret = -ERESTARTSYS; \
 430                 break; \
 431         } \
 432         current->state = TASK_RUNNING; \
 433         remove_wait_queue(&wq, &__wait); \
 434 } while (0)
 435
 436 #define wait_event_interruptible_timeout(wq, condition, timeout) \
 437 ({ \
 438         long __ret = timeout; \
 439         if (!(condition)) \
 440                 __wait_event_interruptible_timeout(wq, condition, __ret); \
 441         __ret; \
 442 })
 443 #endif
 444 #define ONE_TICK 1
 445 #define OS_WAIT(_time) \
 446 {       int _i; \
 447         long _loop = ((_time)/(1000/OS_HZ)) > 0 ? ((_time)/(1000/OS_HZ)) : 1;\
 448         wait_queue_head_t _wait; \
 449         init_waitqueue_head(&_wait); \
 450         for (_i=0; _i<(_loop); _i++) \
 451                 wait_event_interruptible_timeout(_wait, 0, ONE_TICK); }
 452
 453
 454 typedef void (*TIMER_FUNCTION)(unsigned long);
 455
 456 #define COPY_MAC_ADDR(Addr1, Addr2)             memcpy((Addr1), (Addr2), MAC_ADDR_LEN)
 457
 458 #define MlmeAllocateMemory(_pAd, _ppVA) os_alloc_mem(_pAd, _ppVA, MGMT_DMA_BUFFER_SIZE)
 459 #define MlmeFreeMemory(_pAd, _pVA)     os_free_mem(_pAd, _pVA)
 460
 461
 462 #ifdef RT2870
 463 #define BUILD_TIMER_FUNCTION(_func)                                                                                                     \
 464 void linux_##_func(unsigned long data)                                                                                          \
 465 {                                                                                                                                                                       \
 466         PRALINK_TIMER_STRUCT    _pTimer = (PRALINK_TIMER_STRUCT)data;                                   \
 467         RT2870_TIMER_ENTRY              *_pQNode;                                                                                               \
 468         RTMP_ADAPTER                    *_pAd;                                                                                                  \
 469                                                                                                                                                                 \
 470         _pTimer->handle = _func;                                                                                                                        \
 471         _pAd = (RTMP_ADAPTER *)_pTimer->pAd;                                                                                            \
 472         _pQNode = RT2870_TimerQ_Insert(_pAd, _pTimer);                                                                  \
 473         if ((_pQNode == NULL) && (_pAd->TimerQ.status & RT2870_THREAD_CAN_DO_INSERT))   \
 474                 RTMP_OS_Add_Timer(&_pTimer->TimerObj, HZ);                                                      \
 475 }
 476 #endif // RT2870 //
 477
 478
 479 #define DECLARE_TIMER_FUNCTION(_func)                   \
 480 void linux_##_func(unsigned long data)
 481
 482 #define GET_TIMER_FUNCTION(_func)                               \
 483                 linux_##_func
 484
 485 DECLARE_TIMER_FUNCTION(MlmePeriodicExec);
 486 DECLARE_TIMER_FUNCTION(MlmeRssiReportExec);
 487 DECLARE_TIMER_FUNCTION(AsicRxAntEvalTimeout);
 488 DECLARE_TIMER_FUNCTION(APSDPeriodicExec);
 489 DECLARE_TIMER_FUNCTION(AsicRfTuningExec);
 490 #ifdef RT2870
 491 DECLARE_TIMER_FUNCTION(BeaconUpdateExec);
 492 #endif // RT2870 //
 493
 494 DECLARE_TIMER_FUNCTION(BeaconTimeout);
 495 DECLARE_TIMER_FUNCTION(ScanTimeout);
 496 DECLARE_TIMER_FUNCTION(AuthTimeout);
 497 DECLARE_TIMER_FUNCTION(AssocTimeout);
 498 DECLARE_TIMER_FUNCTION(ReassocTimeout);
 499 DECLARE_TIMER_FUNCTION(DisassocTimeout);
 500 DECLARE_TIMER_FUNCTION(LinkDownExec);
 501 DECLARE_TIMER_FUNCTION(StaQuickResponeForRateUpExec);
 502 DECLARE_TIMER_FUNCTION(WpaDisassocApAndBlockAssoc);
 503 DECLARE_TIMER_FUNCTION(PsPollWakeExec);
 504 DECLARE_TIMER_FUNCTION(RadioOnExec);
 505
 506 void RTMP_GetCurrentSystemTime(LARGE_INTEGER *time);
 507
 508
 509 /*
 510  * packet helper
 511  *      - convert internal rt packet to os packet or
 512  *             os packet to rt packet
 513  */
 514 #define RTPKT_TO_OSPKT(_p)              ((struct sk_buff *)(_p))
 515 #define OSPKT_TO_RTPKT(_p)              ((PNDIS_PACKET)(_p))
 516
 517 #define GET_OS_PKT_DATAPTR(_pkt) \
 518                 (RTPKT_TO_OSPKT(_pkt)->data)
 519
 520 #define GET_OS_PKT_LEN(_pkt) \
 521                 (RTPKT_TO_OSPKT(_pkt)->len)
 522
 523 #define GET_OS_PKT_DATATAIL(_pkt) \
 524                 (RTPKT_TO_OSPKT(_pkt)->tail)
 525
 526 #define GET_OS_PKT_HEAD(_pkt) \
 527                 (RTPKT_TO_OSPKT(_pkt)->head)
 528
 529 #define GET_OS_PKT_END(_pkt) \
 530                 (RTPKT_TO_OSPKT(_pkt)->end)
 531
 532 #define GET_OS_PKT_NETDEV(_pkt) \
 533                 (RTPKT_TO_OSPKT(_pkt)->dev)
 534
 535 #define GET_OS_PKT_TYPE(_pkt) \
 536                 (RTPKT_TO_OSPKT(_pkt))
 537
 538 #define GET_OS_PKT_NEXT(_pkt) \
 539                 (RTPKT_TO_OSPKT(_pkt)->next)
 540
 541
 542 #define OS_NTOHS(_Val) \
 543                 (ntohs(_Val))
 544 #define OS_HTONS(_Val) \
 545                 (htons(_Val))
 546 #define OS_NTOHL(_Val) \
 547                 (ntohl(_Val))
 548 #define OS_HTONL(_Val) \
 549                 (htonl(_Val))
 550
 551 /* statistics counter */
 552 #define STATS_INC_RX_PACKETS(_pAd, _dev)
 553 #define STATS_INC_TX_PACKETS(_pAd, _dev)
 554
 555 #define STATS_INC_RX_BYTESS(_pAd, _dev, len)
 556 #define STATS_INC_TX_BYTESS(_pAd, _dev, len)
 557
 558 #define STATS_INC_RX_ERRORS(_pAd, _dev)
 559 #define STATS_INC_TX_ERRORS(_pAd, _dev)
 560
 561 #define STATS_INC_RX_DROPPED(_pAd, _dev)
 562 #define STATS_INC_TX_DROPPED(_pAd, _dev)
 563
 564
 565 #define CB_OFF  10
 566
 567
 568 //   check DDK NDIS_PACKET data structure and find out only MiniportReservedEx[0..7] can be used by our driver without
 569 //   ambiguity. Fields after pPacket->MiniportReservedEx[8] may be used by other wrapper layer thus crashes the driver
 570 //
 571
 572 // User Priority
 573 #define RTMP_SET_PACKET_UP(_p, _prio)                   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+0] = _prio)
 574 #define RTMP_GET_PACKET_UP(_p)                                  (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+0])
 575
 576 // Fragment #
 577 #define RTMP_SET_PACKET_FRAGMENTS(_p, _num)             (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+1] = _num)
 578 #define RTMP_GET_PACKET_FRAGMENTS(_p)                   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+1])
 579
 580 // 0x0 ~0x7f: TX to AP's own BSS which has the specified AID. if AID>127, set bit 7 in RTMP_SET_PACKET_EMACTAB too.
 581 //(this value also as MAC(on-chip WCID) table index)
 582 // 0x80~0xff: TX to a WDS link. b0~6: WDS index
 583 #define RTMP_SET_PACKET_WCID(_p, _wdsidx)               (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+2] = _wdsidx)
 584 #define RTMP_GET_PACKET_WCID(_p)                        ((UCHAR)(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+2]))
 585
 586 // 0xff: PKTSRC_NDIS, others: local TX buffer index. This value affects how to a packet
 587 #define RTMP_SET_PACKET_SOURCE(_p, _pktsrc)             (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+3] = _pktsrc)
 588 #define RTMP_GET_PACKET_SOURCE(_p)                      (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+3])
 589
 590 // RTS/CTS-to-self protection method
 591 #define RTMP_SET_PACKET_RTS(_p, _num)                   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+4] = _num)
 592 #define RTMP_GET_PACKET_RTS(_p)                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+4])
 593 // see RTMP_S(G)ET_PACKET_EMACTAB
 594
 595 // TX rate index
 596 #define RTMP_SET_PACKET_TXRATE(_p, _rate)               (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+5] = _rate)
 597 #define RTMP_GET_PACKET_TXRATE(_p)                              (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+5])
 598
 599 // From which Interface
 600 #define RTMP_SET_PACKET_IF(_p, _ifdx)           (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+6] = _ifdx)
 601 #define RTMP_GET_PACKET_IF(_p)                          (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+6])
 602 #define RTMP_SET_PACKET_NET_DEVICE_MBSSID(_p, _bss)             RTMP_SET_PACKET_IF((_p), (_bss))
 603 #define RTMP_SET_PACKET_NET_DEVICE_WDS(_p, _bss)                RTMP_SET_PACKET_IF((_p), ((_bss) + MIN_NET_DEVICE_FOR_WDS))
 604 #define RTMP_SET_PACKET_NET_DEVICE_APCLI(_p, _idx)      RTMP_SET_PACKET_IF((_p), ((_idx) + MIN_NET_DEVICE_FOR_APCLI))
 605 #define RTMP_SET_PACKET_NET_DEVICE_MESH(_p, _idx)       RTMP_SET_PACKET_IF((_p), ((_idx) + MIN_NET_DEVICE_FOR_MESH))
 606 #define RTMP_GET_PACKET_NET_DEVICE_MBSSID(_p)                   RTMP_GET_PACKET_IF((_p))
 607 #define RTMP_GET_PACKET_NET_DEVICE(_p)                                  RTMP_GET_PACKET_IF((_p))
 608
 609 #define RTMP_SET_PACKET_MOREDATA(_p, _morebit)          (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+7] = _morebit)
 610 #define RTMP_GET_PACKET_MOREDATA(_p)                            (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+7])
 611
 612
 613 //
 614 //      Sepcific Pakcet Type definition
 615 //
 616 #define RTMP_PACKET_SPECIFIC_CB_OFFSET  11
 617
 618 #define RTMP_PACKET_SPECIFIC_DHCP               0x01
 619 #define RTMP_PACKET_SPECIFIC_EAPOL              0x02
 620 #define RTMP_PACKET_SPECIFIC_IPV4               0x04
 621 #define RTMP_PACKET_SPECIFIC_WAI                0x08
 622 #define RTMP_PACKET_SPECIFIC_VLAN               0x10
 623 #define RTMP_PACKET_SPECIFIC_LLCSNAP    0x20
 624
 625 //Specific
 626 #define RTMP_SET_PACKET_SPECIFIC(_p, _flg)              (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] = _flg)
 627
 628 //DHCP
 629 #define RTMP_SET_PACKET_DHCP(_p, _flg)                                                                                                          \
 630                         do{                                                                                                                                                             \
 631                                 if (_flg)                                                                                                                                       \
 632                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_DHCP);             \
 633                                 else                                                                                                                                            \
 634                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_DHCP);    \
 635                         }while(0)
 636 #define RTMP_GET_PACKET_DHCP(_p)                (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_DHCP)
 637
 638 //EAPOL
 639 #define RTMP_SET_PACKET_EAPOL(_p, _flg)                                                                                                         \
 640                         do{                                                                                                                                                             \
 641                                 if (_flg)                                                                                                                                       \
 642                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_EAPOL);            \
 643                                 else                                                                                                                                            \
 644                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_EAPOL);   \
 645                         }while(0)
 646 #define RTMP_GET_PACKET_EAPOL(_p)               (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_EAPOL)
 647
 648 //WAI
 649 #define RTMP_SET_PACKET_WAI(_p, _flg)                                                                                                           \
 650                         do{                                                                                                                                                             \
 651                                 if (_flg)                                                                                                                                       \
 652                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_WAI);              \
 653                                 else                                                                                                                                            \
 654                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_WAI);     \
 655                         }while(0)
 656 #define RTMP_GET_PACKET_WAI(_p)         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_WAI)
 657
 658 #define RTMP_GET_PACKET_LOWRATE(_p)             (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & (RTMP_PACKET_SPECIFIC_EAPOL | RTMP_PACKET_SPECIFIC_DHCP | RTMP_PACKET_SPECIFIC_WAI))
 659
 660 //VLAN
 661 #define RTMP_SET_PACKET_VLAN(_p, _flg)                                                                                                          \
 662                         do{                                                                                                                                                             \
 663                                 if (_flg)                                                                                                                                       \
 664                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_VLAN);             \
 665                                 else                                                                                                                                            \
 666                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_VLAN);    \
 667                         }while(0)
 668 #define RTMP_GET_PACKET_VLAN(_p)                (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_VLAN)
 669
 670 //LLC/SNAP
 671 #define RTMP_SET_PACKET_LLCSNAP(_p, _flg)                                                                                                       \
 672                         do{                                                                                                                                                             \
 673                                 if (_flg)                                                                                                                                       \
 674                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_LLCSNAP);          \
 675                                 else                                                                                                                                            \
 676                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_LLCSNAP);         \
 677                         }while(0)
 678
 679 #define RTMP_GET_PACKET_LLCSNAP(_p)             (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_LLCSNAP)
 680
 681 // IP
 682 #define RTMP_SET_PACKET_IPV4(_p, _flg)                                                                                                          \
 683                         do{                                                                                                                                                             \
 684                                 if (_flg)                                                                                                                                       \
 685                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_IPV4);             \
 686                                 else                                                                                                                                            \
 687                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_IPV4);    \
 688                         }while(0)
 689
 690 #define RTMP_GET_PACKET_IPV4(_p)                (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_IPV4)
 691
 692 // If this flag is set, it indicates that this EAPoL frame MUST be clear.
 693 #define RTMP_SET_PACKET_CLEAR_EAP_FRAME(_p, _flg)   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+12] = _flg)
 694 #define RTMP_GET_PACKET_CLEAR_EAP_FRAME(_p)         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+12])
 695
 696 #define RTMP_SET_PACKET_5VT(_p, _flg)   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+22] = _flg)
 697 #define RTMP_GET_PACKET_5VT(_p)         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+22])
 698
 699 #ifdef CONFIG_5VT_ENHANCE
 700 #define BRIDGE_TAG 0x35564252    // depends on 5VT define in br_input.c
 701 #endif
 702
 703
 704 #define NDIS_SET_PACKET_STATUS(_p, _status)
 705
 706
 707 #define GET_SG_LIST_FROM_PACKET(_p, _sc)        \
 708     rt_get_sg_list_from_packet(_p, _sc)
 709
 710 #define NdisMoveMemory(Destination, Source, Length) memmove(Destination, Source, Length)
 711 #define NdisZeroMemory(Destination, Length)         memset(Destination, 0, Length)
 712 #define NdisFillMemory(Destination, Length, Fill)   memset(Destination, Fill, Length)
 713 #define NdisEqualMemory(Source1, Source2, Length)   (!memcmp(Source1, Source2, Length))
 714 #define RTMPEqualMemory(Source1, Source2, Length)       (!memcmp(Source1, Source2, Length))
 715
 716
 717 #define RTMP_INC_REF(_A)                0
 718 #define RTMP_DEC_REF(_A)                0
 719 #define RTMP_GET_REF(_A)                0
 720
 721
 722
 723 /*
 724  * ULONG
 725  * RTMP_GetPhysicalAddressLow(
 726  *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress);
 727  */
 728 #define RTMP_GetPhysicalAddressLow(PhysicalAddress)             (PhysicalAddress)
 729
 730 /*
 731  * ULONG
 732  * RTMP_GetPhysicalAddressHigh(
 733  *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress);
 734  */
 735 #define RTMP_GetPhysicalAddressHigh(PhysicalAddress)            (0)
 736
 737 /*
 738  * VOID
 739  * RTMP_SetPhysicalAddressLow(
 740  *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress,
 741  *   IN ULONG  Value);
 742  */
 743 #define RTMP_SetPhysicalAddressLow(PhysicalAddress, Value)      \
 744                         PhysicalAddress = Value;
 745
 746 /*
 747  * VOID
 748  * RTMP_SetPhysicalAddressHigh(
 749  *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress,
 750  *   IN ULONG  Value);
 751  */
 752 #define RTMP_SetPhysicalAddressHigh(PhysicalAddress, Value)
 753
 754
 755 //CONTAINING_RECORD(pEntry, NDIS_PACKET, MiniportReservedEx);
 756 #define QUEUE_ENTRY_TO_PACKET(pEntry) \
 757         (PNDIS_PACKET)(pEntry)
 758
 759 #define PACKET_TO_QUEUE_ENTRY(pPacket) \
 760         (PQUEUE_ENTRY)(pPacket)
 761
 762
 763 #ifndef CONTAINING_RECORD
 764 #define CONTAINING_RECORD(address, type, field)                 \
 765 ((type *)((PCHAR)(address) - offsetof(type, field)))
 766 #endif
 767
 768
 769 #define RELEASE_NDIS_PACKET(_pAd, _pPacket, _Status)                    \
 770 {                                                                       \
 771         RTMPFreeNdisPacket(_pAd, _pPacket);                             \
 772 }
 773
 774
 775 #define SWITCH_PhyAB(_pAA, _pBB)    \
 776 {                                                                           \
 777     ULONG       AABasePaHigh;                           \
 778     ULONG       AABasePaLow;                           \
 779     ULONG       BBBasePaHigh;                           \
 780     ULONG       BBBasePaLow;                           \
 781     BBBasePaHigh = RTMP_GetPhysicalAddressHigh(_pBB);                                                 \
 782     BBBasePaLow = RTMP_GetPhysicalAddressLow(_pBB);                                                 \
 783     AABasePaHigh = RTMP_GetPhysicalAddressHigh(_pAA);                                                 \
 784     AABasePaLow = RTMP_GetPhysicalAddressLow(_pAA);                                                 \
 785     RTMP_SetPhysicalAddressHigh(_pAA, BBBasePaHigh);                                                 \
 786     RTMP_SetPhysicalAddressLow(_pAA, BBBasePaLow);                                                 \
 787     RTMP_SetPhysicalAddressHigh(_pBB, AABasePaHigh);                                                 \
 788     RTMP_SetPhysicalAddressLow(_pBB, AABasePaLow);                                                 \
 789 }
 790
 791
 792 #define NdisWriteErrorLogEntry(_a, _b, _c, _d)
 793 #define NdisMAllocateMapRegisters(_a, _b, _c, _d, _e)           NDIS_STATUS_SUCCESS
 794
 795
 796 #define NdisAcquireSpinLock             RTMP_SEM_LOCK
 797 #define NdisReleaseSpinLock             RTMP_SEM_UNLOCK
 798
 799 static inline void NdisGetSystemUpTime(ULONG *time)
 800 {
 801         *time = jiffies;
 802 }
 803
 804 //pPacket = CONTAINING_RECORD(pEntry, NDIS_PACKET, MiniportReservedEx);
 805 #define QUEUE_ENTRY_TO_PKT(pEntry) \
 806                 ((PNDIS_PACKET) (pEntry))
 807
 808 int rt28xx_packet_xmit(struct sk_buff *skb);
 809
 810
 811
 812 void rtmp_os_thread_init(PUCHAR pThreadName, PVOID pNotify);
 813
 814
 815