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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 <linux/wireless.h>
  69 #include <net/iw_handler.h>
  70
  71 // load firmware
  72 #define __KERNEL_SYSCALLS__
  73 #include <linux/unistd.h>
  74 #include <asm/uaccess.h>
  75
  76
  77 #define MEM_ALLOC_FLAG      (GFP_ATOMIC) //(GFP_DMA | GFP_ATOMIC)
  78
  79 #ifndef IFNAMSIZ
  80 #define IFNAMSIZ 16
  81 #endif
  82
  83 //#define CONFIG_CKIP_SUPPORT
  84
  85 #undef __inline
  86 #define __inline           static inline
  87
  88 typedef int (*HARD_START_XMIT_FUNC)(struct sk_buff *skb, struct net_device *net_dev);
  89
  90 // add by kathy
  91
  92 #ifdef CONFIG_STA_SUPPORT
  93
  94 #ifdef RT2870
  95 #define STA_PROFILE_PATH                        "/etc/Wireless/RT2870STA/RT2870STA.dat"
  96 #define STA_RT2870_IMAGE_FILE_NAME  "/etc/Wireless/RT2870STA/rt2870.bin"
  97 #define STA_NIC_DEVICE_NAME                     "RT2870STA"
  98 #define STA_DRIVER_VERSION                      "2.0.1.0"
  99 #ifdef MULTIPLE_CARD_SUPPORT
 100 #define CARD_INFO_PATH                  "/etc/Wireless/RT2870STA/RT2870STACard.dat"
 101 #endif // MULTIPLE_CARD_SUPPORT //
 102 #endif // RT2870 //
 103
 104 #endif // CONFIG_STA_SUPPORT //
 105
 106
 107 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
 108
 109 #define RTMP_TIME_AFTER(a,b)            \
 110         (typecheck(unsigned long, (unsigned long)a) && \
 111          typecheck(unsigned long, (unsigned long)b) && \
 112          ((long)(b) - (long)(a) < 0))
 113
 114 #define RTMP_TIME_AFTER_EQ(a,b) \
 115         (typecheck(unsigned long, (unsigned long)a) && \
 116          typecheck(unsigned long, (unsigned long)b) && \
 117          ((long)(a) - (long)(b) >= 0))
 118 #define RTMP_TIME_BEFORE(a,b)   RTMP_TIME_AFTER_EQ(b,a)
 119 #else
 120 #define RTMP_TIME_AFTER(a,b) time_after(a, b)
 121 #endif
 122
 123 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
 124 #define RT_MOD_INC_USE_COUNT() \
 125         if (!try_module_get(THIS_MODULE)) \
 126         { \
 127                 DBGPRINT(RT_DEBUG_ERROR, ("%s: cannot reserve module\n", __FUNCTION__)); \
 128                 return -1; \
 129         }
 130
 131 #define RT_MOD_DEC_USE_COUNT() module_put(THIS_MODULE);
 132 #else
 133 #define RT_MOD_INC_USE_COUNT()  MOD_INC_USE_COUNT;
 134 #define RT_MOD_DEC_USE_COUNT() MOD_DEC_USE_COUNT;
 135 #endif
 136
 137 #define OS_HZ                   HZ
 138
 139 #define ETH_LENGTH_OF_ADDRESS   6
 140
 141 #define IN
 142 #define OUT
 143
 144 #define NDIS_STATUS                             INT
 145 #define NDIS_STATUS_SUCCESS                     0x00
 146 #define NDIS_STATUS_FAILURE                     0x01
 147 #define NDIS_STATUS_INVALID_DATA                                0x02
 148 #define NDIS_STATUS_RESOURCES                   0x03
 149
 150 #define MIN_NET_DEVICE_FOR_AID                  0x00            //0x00~0x3f
 151 #define MIN_NET_DEVICE_FOR_MBSSID               0x00            //0x00,0x10,0x20,0x30
 152 #define MIN_NET_DEVICE_FOR_WDS                  0x10            //0x40,0x50,0x60,0x70
 153 #define MIN_NET_DEVICE_FOR_APCLI                0x20
 154 #define MIN_NET_DEVICE_FOR_MESH                 0x30
 155 #ifdef CONFIG_STA_SUPPORT
 156 #define MIN_NET_DEVICE_FOR_DLS                  0x40
 157 #endif // CONFIG_STA_SUPPORT //
 158
 159
 160 #ifdef CONFIG_STA_SUPPORT
 161 #define NDIS_PACKET_TYPE_DIRECTED               0
 162 #define NDIS_PACKET_TYPE_MULTICAST              1
 163 #define NDIS_PACKET_TYPE_BROADCAST              2
 164 #define NDIS_PACKET_TYPE_ALL_MULTICAST  3
 165 #endif // CONFIG_STA_SUPPORT //
 166
 167 struct os_lock  {
 168         spinlock_t              lock;
 169         unsigned long   flags;
 170 };
 171
 172
 173 struct os_cookie {
 174
 175 #ifdef RT2870
 176         struct usb_device               *pUsb_Dev;
 177
 178         struct pid *            MLMEThr_pid;
 179         struct pid *            RTUSBCmdThr_pid;
 180         struct pid *            TimerQThr_pid;
 181 #endif // RT2870 //
 182
 183         struct tasklet_struct   rx_done_task;
 184         struct tasklet_struct   mgmt_dma_done_task;
 185         struct tasklet_struct   ac0_dma_done_task;
 186         struct tasklet_struct   ac1_dma_done_task;
 187         struct tasklet_struct   ac2_dma_done_task;
 188         struct tasklet_struct   ac3_dma_done_task;
 189         struct tasklet_struct   hcca_dma_done_task;
 190         struct tasklet_struct   tbtt_task;
 191 #ifdef RT2870
 192         struct tasklet_struct   null_frame_complete_task;
 193         struct tasklet_struct   rts_frame_complete_task;
 194         struct tasklet_struct   pspoll_frame_complete_task;
 195 #endif // RT2870 //
 196
 197
 198         unsigned long                   apd_pid; //802.1x daemon pid
 199         INT                                             ioctl_if_type;
 200         INT                                     ioctl_if;
 201 };
 202
 203 typedef struct _VIRTUAL_ADAPTER
 204 {
 205         struct net_device               *RtmpDev;
 206         struct net_device               *VirtualDev;
 207 } VIRTUAL_ADAPTER, PVIRTUAL_ADAPTER;
 208
 209 #undef  ASSERT
 210 #define ASSERT(x)                                                               \
 211 {                                                                               \
 212     if (!(x))                                                                   \
 213     {                                                                           \
 214         printk(KERN_WARNING __FILE__ ":%d assert " #x "failed\n", __LINE__);    \
 215     }                                                                           \
 216 }
 217
 218 typedef struct os_cookie        * POS_COOKIE;
 219 typedef struct pci_dev          * PPCI_DEV;
 220 typedef struct net_device       * PNET_DEV;
 221 typedef void                            * PNDIS_PACKET;
 222 typedef char                            NDIS_PACKET;
 223 typedef PNDIS_PACKET            * PPNDIS_PACKET;
 224 typedef dma_addr_t                      NDIS_PHYSICAL_ADDRESS;
 225 typedef dma_addr_t                      * PNDIS_PHYSICAL_ADDRESS;
 226 //typedef struct timer_list     RALINK_TIMER_STRUCT;
 227 //typedef struct timer_list     * PRALINK_TIMER_STRUCT;
 228 //typedef struct os_lock                NDIS_SPIN_LOCK;
 229 typedef spinlock_t                      NDIS_SPIN_LOCK;
 230 typedef struct timer_list       NDIS_MINIPORT_TIMER;
 231 typedef void                            * NDIS_HANDLE;
 232 typedef char                            * PNDIS_BUFFER;
 233
 234
 235
 236 void hex_dump(char *str, unsigned char *pSrcBufVA, unsigned int SrcBufLen);
 237
 238 dma_addr_t linux_pci_map_single(void *handle, void *ptr, size_t size, int sd_idx, int direction);
 239 void linux_pci_unmap_single(void *handle, dma_addr_t dma_addr, size_t size, int direction);
 240
 241
 242 ////////////////////////////////////////
 243 // MOVE TO rtmp.h ?
 244 /////////////////////////////////////////
 245 #define PKTSRC_NDIS             0x7f
 246 #define PKTSRC_DRIVER           0x0f
 247 #define PRINT_MAC(addr) \
 248         addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]
 249
 250
 251 #define RT2860_PCI_DEVICE_ID            0x0601
 252
 253 #ifdef RT2870
 254 #define PCI_MAP_SINGLE(_handle, _ptr, _size, _dir) (ULONG)0
 255
 256 #define PCI_UNMAP_SINGLE(_handle, _ptr, _size, _dir)
 257 #endif // RT2870 //
 258
 259
 260 #define BEACON_FRAME_DMA_CACHE_WBACK(_ptr, _size)       \
 261         dma_cache_wback(_ptr, _size)
 262
 263
 264 //////////////////////////////////////////
 265 //
 266 //////////////////////////////////////////
 267
 268
 269 #define NdisMIndicateStatus(_w, _x, _y, _z)
 270
 271
 272 typedef struct timer_list       RTMP_OS_TIMER;
 273
 274 #ifdef RT2870
 275 /* ----------------- Timer Related MARCO ---------------*/
 276 // In RT2870, we have a lot of timer functions and will read/write register, it's
 277 //      not allowed in Linux USB sub-system to do it ( because of sleep issue when submit
 278 //  to ctrl pipe). So we need a wrapper function to take care it.
 279
 280 typedef VOID (*RT2870_TIMER_HANDLE)(
 281         IN  PVOID   SystemSpecific1,
 282         IN  PVOID   FunctionContext,
 283         IN  PVOID   SystemSpecific2,
 284         IN  PVOID   SystemSpecific3);
 285 #endif // RT2870 //
 286
 287
 288 typedef struct  _RALINK_TIMER_STRUCT    {
 289     RTMP_OS_TIMER               TimerObj;       // Ndis Timer object
 290         BOOLEAN                         Valid;                  // Set to True when call RTMPInitTimer
 291     BOOLEAN             State;          // True if timer cancelled
 292     BOOLEAN                     PeriodicType;   // True if timer is periodic timer
 293     BOOLEAN             Repeat;         // True if periodic timer
 294     ULONG               TimerValue;     // Timer value in milliseconds
 295         ULONG                           cookie;                 // os specific object
 296 #ifdef RT2870
 297         RT2870_TIMER_HANDLE     handle;
 298         void                            *pAd;
 299 #endif // RT2870 //
 300 }   RALINK_TIMER_STRUCT, *PRALINK_TIMER_STRUCT;
 301
 302
 303 #ifdef RT2870
 304
 305 typedef enum _RT2870_KERNEL_THREAD_STATUS_
 306 {
 307         RT2870_THREAD_UNKNOWN = 0,
 308         RT2870_THREAD_INITED = 1,
 309         RT2870_THREAD_RUNNING = 2,
 310         RT2870_THREAD_STOPED = 4,
 311 }RT2870_KERNEL_THREAD_STATUS;
 312
 313 #define RT2870_THREAD_CAN_DO_INSERT             (RT2870_THREAD_INITED |RT2870_THREAD_RUNNING)
 314
 315 typedef struct _RT2870_TIMER_ENTRY_
 316 {
 317         RALINK_TIMER_STRUCT                     *pRaTimer;
 318         struct _RT2870_TIMER_ENTRY_     *pNext;
 319 }RT2870_TIMER_ENTRY;
 320
 321
 322 #define TIMER_QUEUE_SIZE_MAX    128
 323 typedef struct _RT2870_TIMER_QUEUE_
 324 {
 325         unsigned int            status;
 326         //wait_queue_head_t     timerWaitQ;
 327         //atomic_t                      count;
 328         UCHAR                           *pTimerQPoll;
 329         RT2870_TIMER_ENTRY      *pQPollFreeList;
 330         RT2870_TIMER_ENTRY      *pQHead;
 331         RT2870_TIMER_ENTRY      *pQTail;
 332 }RT2870_TIMER_QUEUE;
 333 #endif // RT2870 //
 334
 335
 336 //#define DBG   1
 337
 338 //
 339 //  MACRO for debugging information
 340 //
 341
 342 #ifdef DBG
 343 extern ULONG    RTDebugLevel;
 344
 345 #define DBGPRINT_RAW(Level, Fmt)    \
 346 {                                   \
 347     if (Level <= RTDebugLevel)      \
 348     {                               \
 349         printk Fmt;               \
 350     }                               \
 351 }
 352
 353 #define DBGPRINT(Level, Fmt)    DBGPRINT_RAW(Level, Fmt)
 354
 355
 356 #define DBGPRINT_ERR(Fmt)           \
 357 {                                   \
 358     printk("ERROR!!! ");          \
 359     printk Fmt;                  \
 360 }
 361
 362 #define DBGPRINT_S(Status, Fmt)         \
 363 {                                                                       \
 364         printk Fmt;                                     \
 365 }
 366
 367
 368 #else
 369 #define DBGPRINT(Level, Fmt)
 370 #define DBGPRINT_RAW(Level, Fmt)
 371 #define DBGPRINT_S(Status, Fmt)
 372 #define DBGPRINT_ERR(Fmt)
 373 #endif
 374
 375
 376 //
 377 //  spin_lock enhanced for Nested spin lock
 378 //
 379 #define NdisAllocateSpinLock(__lock)      \
 380 {                                       \
 381     spin_lock_init((spinlock_t *)(__lock));               \
 382 }
 383
 384 #define NdisFreeSpinLock(lock)          \
 385 {                                       \
 386 }
 387
 388
 389 #define RTMP_SEM_LOCK(__lock)                                   \
 390 {                                                                                               \
 391         spin_lock_bh((spinlock_t *)(__lock));                           \
 392 }
 393
 394 #define RTMP_SEM_UNLOCK(__lock)                                 \
 395 {                                                                                               \
 396         spin_unlock_bh((spinlock_t *)(__lock));                         \
 397 }
 398
 399 // sample, use semaphore lock to replace IRQ lock, 2007/11/15
 400 #define RTMP_IRQ_LOCK(__lock, __irqflags)                       \
 401 {                                                                                                       \
 402         __irqflags = 0;                                                                 \
 403         spin_lock_bh((spinlock_t *)(__lock));                   \
 404         pAd->irq_disabled |= 1; \
 405 }
 406
 407 #define RTMP_IRQ_UNLOCK(__lock, __irqflag)                      \
 408 {                                                                                                       \
 409         pAd->irq_disabled &= 0; \
 410         spin_unlock_bh((spinlock_t *)(__lock));                 \
 411 }
 412
 413 #define RTMP_INT_LOCK(__lock, __irqflags)                       \
 414 {                                                                                                       \
 415         spin_lock_irqsave((spinlock_t *)__lock, __irqflags);    \
 416 }
 417
 418 #define RTMP_INT_UNLOCK(__lock, __irqflag)                      \
 419 {                                                                                                       \
 420         spin_unlock_irqrestore((spinlock_t *)(__lock), ((unsigned long)__irqflag));     \
 421 }
 422
 423 #ifdef RT2870
 424 #define RTMP_IO_READ32(_A, _R, _pV)                                                             \
 425         RTUSBReadMACRegister(_A, _R, _pV)
 426
 427 #define RTMP_IO_READ8(_A, _R, _pV)                                                              \
 428 {                                                                                                                               \
 429 }
 430
 431 #define RTMP_IO_WRITE32(_A, _R, _V)                                                             \
 432         RTUSBWriteMACRegister(_A, _R, _V)
 433
 434
 435 #define RTMP_IO_WRITE8(_A, _R, _V)                                                              \
 436 {                                                                                                                               \
 437         USHORT  _Val = _V;                                                                                      \
 438         RTUSBSingleWrite(_A, _R, _Val);                                                         \
 439 }
 440
 441
 442 #define RTMP_IO_WRITE16(_A, _R, _V)                                                             \
 443 {                                                                                                                               \
 444         RTUSBSingleWrite(_A, _R, _V);                                                           \
 445 }
 446 #endif // RT2870 //
 447
 448 #ifndef wait_event_interruptible_timeout
 449 #define __wait_event_interruptible_timeout(wq, condition, ret) \
 450 do { \
 451         wait_queue_t __wait; \
 452         init_waitqueue_entry(&__wait, current); \
 453         add_wait_queue(&wq, &__wait); \
 454         for (;;) { \
 455                 set_current_state(TASK_INTERRUPTIBLE); \
 456                 if (condition) \
 457                         break; \
 458                 if (!signal_pending(current)) { \
 459                         ret = schedule_timeout(ret); \
 460                         if (!ret) \
 461                                 break; \
 462                         continue; \
 463                 } \
 464                 ret = -ERESTARTSYS; \
 465                 break; \
 466         } \
 467         current->state = TASK_RUNNING; \
 468         remove_wait_queue(&wq, &__wait); \
 469 } while (0)
 470
 471 #define wait_event_interruptible_timeout(wq, condition, timeout) \
 472 ({ \
 473         long __ret = timeout; \
 474         if (!(condition)) \
 475                 __wait_event_interruptible_timeout(wq, condition, __ret); \
 476         __ret; \
 477 })
 478 #endif
 479 #define ONE_TICK 1
 480 #define OS_WAIT(_time) \
 481 {       int _i; \
 482         long _loop = ((_time)/(1000/OS_HZ)) > 0 ? ((_time)/(1000/OS_HZ)) : 1;\
 483         wait_queue_head_t _wait; \
 484         init_waitqueue_head(&_wait); \
 485         for (_i=0; _i<(_loop); _i++) \
 486                 wait_event_interruptible_timeout(_wait, 0, ONE_TICK); }
 487
 488
 489 /* Modified by Wu Xi-Kun 4/21/2006 */
 490 typedef void (*TIMER_FUNCTION)(unsigned long);
 491
 492 #define COPY_MAC_ADDR(Addr1, Addr2)             memcpy((Addr1), (Addr2), MAC_ADDR_LEN)
 493
 494 #define MlmeAllocateMemory(_pAd, _ppVA) os_alloc_mem(_pAd, _ppVA, MGMT_DMA_BUFFER_SIZE)
 495 #define MlmeFreeMemory(_pAd, _pVA)     os_free_mem(_pAd, _pVA)
 496
 497
 498 #ifdef RT2870
 499 #define BUILD_TIMER_FUNCTION(_func)                                                                                                     \
 500 void linux_##_func(unsigned long data)                                                                                          \
 501 {                                                                                                                                                                       \
 502         PRALINK_TIMER_STRUCT    _pTimer = (PRALINK_TIMER_STRUCT)data;                                   \
 503         RT2870_TIMER_ENTRY              *_pQNode;                                                                                               \
 504         RTMP_ADAPTER                    *_pAd;                                                                                                  \
 505                                                                                                                                                                 \
 506         _pTimer->handle = _func;                                                                                                                        \
 507         _pAd = (RTMP_ADAPTER *)_pTimer->pAd;                                                                                            \
 508         _pQNode = RT2870_TimerQ_Insert(_pAd, _pTimer);                                                                  \
 509         if ((_pQNode == NULL) && (_pAd->TimerQ.status & RT2870_THREAD_CAN_DO_INSERT))   \
 510                 RTMP_OS_Add_Timer(&_pTimer->TimerObj, HZ);                                                      \
 511 }
 512 #endif // RT2870 //
 513
 514
 515 #define DECLARE_TIMER_FUNCTION(_func)                   \
 516 void linux_##_func(unsigned long data)
 517
 518 #define GET_TIMER_FUNCTION(_func)                               \
 519                 linux_##_func
 520
 521 DECLARE_TIMER_FUNCTION(MlmePeriodicExec);
 522 DECLARE_TIMER_FUNCTION(MlmeRssiReportExec);
 523 DECLARE_TIMER_FUNCTION(AsicRxAntEvalTimeout);
 524 DECLARE_TIMER_FUNCTION(APSDPeriodicExec);
 525 DECLARE_TIMER_FUNCTION(AsicRfTuningExec);
 526 #ifdef RT2870
 527 DECLARE_TIMER_FUNCTION(BeaconUpdateExec);
 528 #endif // RT2870 //
 529
 530
 531 #ifdef CONFIG_STA_SUPPORT
 532 DECLARE_TIMER_FUNCTION(BeaconTimeout);
 533 DECLARE_TIMER_FUNCTION(ScanTimeout);
 534 DECLARE_TIMER_FUNCTION(AuthTimeout);
 535 DECLARE_TIMER_FUNCTION(AssocTimeout);
 536 DECLARE_TIMER_FUNCTION(ReassocTimeout);
 537 DECLARE_TIMER_FUNCTION(DisassocTimeout);
 538 DECLARE_TIMER_FUNCTION(LinkDownExec);
 539 #ifdef LEAP_SUPPORT
 540 DECLARE_TIMER_FUNCTION(LeapAuthTimeout);
 541 #endif
 542 DECLARE_TIMER_FUNCTION(StaQuickResponeForRateUpExec);
 543 DECLARE_TIMER_FUNCTION(WpaDisassocApAndBlockAssoc);
 544 DECLARE_TIMER_FUNCTION(PsPollWakeExec);
 545 DECLARE_TIMER_FUNCTION(RadioOnExec);
 546
 547 #ifdef QOS_DLS_SUPPORT
 548 DECLARE_TIMER_FUNCTION(DlsTimeoutAction);
 549 #endif // QOS_DLS_SUPPORT //
 550 #endif // CONFIG_STA_SUPPORT //
 551
 552 #undef AP_WSC_INCLUDED
 553 #undef STA_WSC_INCLUDED
 554 #undef WSC_INCLUDED
 555
 556
 557 #ifdef CONFIG_STA_SUPPORT
 558 #endif // CONFIG_STA_SUPPORT //
 559
 560 #if defined(AP_WSC_INCLUDED) || defined(STA_WSC_INCLUDED)
 561 #define WSC_INCLUDED
 562 #endif
 563
 564
 565
 566 void RTMP_GetCurrentSystemTime(LARGE_INTEGER *time);
 567
 568
 569 /*
 570  * packet helper
 571  *      - convert internal rt packet to os packet or
 572  *             os packet to rt packet
 573  */
 574 #define RTPKT_TO_OSPKT(_p)              ((struct sk_buff *)(_p))
 575 #define OSPKT_TO_RTPKT(_p)              ((PNDIS_PACKET)(_p))
 576
 577 #define GET_OS_PKT_DATAPTR(_pkt) \
 578                 (RTPKT_TO_OSPKT(_pkt)->data)
 579
 580 #define GET_OS_PKT_LEN(_pkt) \
 581                 (RTPKT_TO_OSPKT(_pkt)->len)
 582
 583 #define GET_OS_PKT_DATATAIL(_pkt) \
 584                 (RTPKT_TO_OSPKT(_pkt)->tail)
 585
 586 #define GET_OS_PKT_HEAD(_pkt) \
 587                 (RTPKT_TO_OSPKT(_pkt)->head)
 588
 589 #define GET_OS_PKT_END(_pkt) \
 590                 (RTPKT_TO_OSPKT(_pkt)->end)
 591
 592 #define GET_OS_PKT_NETDEV(_pkt) \
 593                 (RTPKT_TO_OSPKT(_pkt)->dev)
 594
 595 #define GET_OS_PKT_TYPE(_pkt) \
 596                 (RTPKT_TO_OSPKT(_pkt))
 597
 598 #define GET_OS_PKT_NEXT(_pkt) \
 599                 (RTPKT_TO_OSPKT(_pkt)->next)
 600
 601
 602 #define OS_NTOHS(_Val) \
 603                 (ntohs(_Val))
 604 #define OS_HTONS(_Val) \
 605                 (htons(_Val))
 606 #define OS_NTOHL(_Val) \
 607                 (ntohl(_Val))
 608 #define OS_HTONL(_Val) \
 609                 (htonl(_Val))
 610
 611 /* statistics counter */
 612 #define STATS_INC_RX_PACKETS(_pAd, _dev)
 613 #define STATS_INC_TX_PACKETS(_pAd, _dev)
 614
 615 #define STATS_INC_RX_BYTESS(_pAd, _dev, len)
 616 #define STATS_INC_TX_BYTESS(_pAd, _dev, len)
 617
 618 #define STATS_INC_RX_ERRORS(_pAd, _dev)
 619 #define STATS_INC_TX_ERRORS(_pAd, _dev)
 620
 621 #define STATS_INC_RX_DROPPED(_pAd, _dev)
 622 #define STATS_INC_TX_DROPPED(_pAd, _dev)
 623
 624
 625 #define CB_OFF  10
 626
 627
 628 //   check DDK NDIS_PACKET data structure and find out only MiniportReservedEx[0..7] can be used by our driver without
 629 //   ambiguity. Fields after pPacket->MiniportReservedEx[8] may be used by other wrapper layer thus crashes the driver
 630 //
 631 //#define RTMP_GET_PACKET_MR(_p)                        (RTPKT_TO_OSPKT(_p))
 632
 633 // User Priority
 634 #define RTMP_SET_PACKET_UP(_p, _prio)                   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+0] = _prio)
 635 #define RTMP_GET_PACKET_UP(_p)                                  (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+0])
 636
 637 // Fragment #
 638 #define RTMP_SET_PACKET_FRAGMENTS(_p, _num)             (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+1] = _num)
 639 #define RTMP_GET_PACKET_FRAGMENTS(_p)                   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+1])
 640
 641 // 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.
 642 //(this value also as MAC(on-chip WCID) table index)
 643 // 0x80~0xff: TX to a WDS link. b0~6: WDS index
 644 #define RTMP_SET_PACKET_WCID(_p, _wdsidx)               (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+2] = _wdsidx)
 645 #define RTMP_GET_PACKET_WCID(_p)                        ((UCHAR)(RTPKT_TO_OSPKT(_p)->cb[CB_OFF+2]))
 646
 647 // 0xff: PKTSRC_NDIS, others: local TX buffer index. This value affects how to a packet
 648 #define RTMP_SET_PACKET_SOURCE(_p, _pktsrc)             (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+3] = _pktsrc)
 649 #define RTMP_GET_PACKET_SOURCE(_p)                      (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+3])
 650
 651 // RTS/CTS-to-self protection method
 652 #define RTMP_SET_PACKET_RTS(_p, _num)                   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+4] = _num)
 653 #define RTMP_GET_PACKET_RTS(_p)                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+4])
 654 // see RTMP_S(G)ET_PACKET_EMACTAB
 655
 656 // TX rate index
 657 #define RTMP_SET_PACKET_TXRATE(_p, _rate)               (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+5] = _rate)
 658 #define RTMP_GET_PACKET_TXRATE(_p)                              (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+5])
 659
 660 // From which Interface
 661 #define RTMP_SET_PACKET_IF(_p, _ifdx)           (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+6] = _ifdx)
 662 #define RTMP_GET_PACKET_IF(_p)                          (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+6])
 663 #define RTMP_SET_PACKET_NET_DEVICE_MBSSID(_p, _bss)             RTMP_SET_PACKET_IF((_p), (_bss))
 664 #define RTMP_SET_PACKET_NET_DEVICE_WDS(_p, _bss)                RTMP_SET_PACKET_IF((_p), ((_bss) + MIN_NET_DEVICE_FOR_WDS))
 665 #define RTMP_SET_PACKET_NET_DEVICE_APCLI(_p, _idx)      RTMP_SET_PACKET_IF((_p), ((_idx) + MIN_NET_DEVICE_FOR_APCLI))
 666 #define RTMP_SET_PACKET_NET_DEVICE_MESH(_p, _idx)       RTMP_SET_PACKET_IF((_p), ((_idx) + MIN_NET_DEVICE_FOR_MESH))
 667 #define RTMP_GET_PACKET_NET_DEVICE_MBSSID(_p)                   RTMP_GET_PACKET_IF((_p))
 668 #define RTMP_GET_PACKET_NET_DEVICE(_p)                                  RTMP_GET_PACKET_IF((_p))
 669
 670 #define RTMP_SET_PACKET_MOREDATA(_p, _morebit)          (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+7] = _morebit)
 671 #define RTMP_GET_PACKET_MOREDATA(_p)                            (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+7])
 672
 673 //#define RTMP_SET_PACKET_NET_DEVICE_MBSSID(_p, _bss)   (RTPKT_TO_OSPKT(_p)->cb[8] = _bss)
 674 //#define RTMP_GET_PACKET_NET_DEVICE_MBSSID(_p)         (RTPKT_TO_OSPKT(_p)->cb[8])
 675
 676 //
 677 //      Sepcific Pakcet Type definition
 678 //
 679 #define RTMP_PACKET_SPECIFIC_CB_OFFSET  11
 680
 681 #define RTMP_PACKET_SPECIFIC_DHCP               0x01
 682 #define RTMP_PACKET_SPECIFIC_EAPOL              0x02
 683 #define RTMP_PACKET_SPECIFIC_IPV4               0x04
 684 #define RTMP_PACKET_SPECIFIC_WAI                0x08
 685 #define RTMP_PACKET_SPECIFIC_VLAN               0x10
 686 #define RTMP_PACKET_SPECIFIC_LLCSNAP    0x20
 687
 688 //Specific
 689 #define RTMP_SET_PACKET_SPECIFIC(_p, _flg)              (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] = _flg)
 690
 691 //DHCP
 692 #define RTMP_SET_PACKET_DHCP(_p, _flg)                                                                                                          \
 693                         do{                                                                                                                                                             \
 694                                 if (_flg)                                                                                                                                       \
 695                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_DHCP);             \
 696                                 else                                                                                                                                            \
 697                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_DHCP);    \
 698                         }while(0)
 699 #define RTMP_GET_PACKET_DHCP(_p)                (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_DHCP)
 700
 701 //EAPOL
 702 #define RTMP_SET_PACKET_EAPOL(_p, _flg)                                                                                                         \
 703                         do{                                                                                                                                                             \
 704                                 if (_flg)                                                                                                                                       \
 705                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_EAPOL);            \
 706                                 else                                                                                                                                            \
 707                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_EAPOL);   \
 708                         }while(0)
 709 #define RTMP_GET_PACKET_EAPOL(_p)               (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_EAPOL)
 710
 711 //WAI
 712 #define RTMP_SET_PACKET_WAI(_p, _flg)                                                                                                           \
 713                         do{                                                                                                                                                             \
 714                                 if (_flg)                                                                                                                                       \
 715                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_WAI);              \
 716                                 else                                                                                                                                            \
 717                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_WAI);     \
 718                         }while(0)
 719 #define RTMP_GET_PACKET_WAI(_p)         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_WAI)
 720
 721 #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))
 722
 723 //VLAN
 724 #define RTMP_SET_PACKET_VLAN(_p, _flg)                                                                                                          \
 725                         do{                                                                                                                                                             \
 726                                 if (_flg)                                                                                                                                       \
 727                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_VLAN);             \
 728                                 else                                                                                                                                            \
 729                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_VLAN);    \
 730                         }while(0)
 731 #define RTMP_GET_PACKET_VLAN(_p)                (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_VLAN)
 732
 733 //LLC/SNAP
 734 #define RTMP_SET_PACKET_LLCSNAP(_p, _flg)                                                                                                       \
 735                         do{                                                                                                                                                             \
 736                                 if (_flg)                                                                                                                                       \
 737                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_LLCSNAP);          \
 738                                 else                                                                                                                                            \
 739                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_LLCSNAP);         \
 740                         }while(0)
 741
 742 #define RTMP_GET_PACKET_LLCSNAP(_p)             (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_LLCSNAP)
 743
 744 // IP
 745 #define RTMP_SET_PACKET_IPV4(_p, _flg)                                                                                                          \
 746                         do{                                                                                                                                                             \
 747                                 if (_flg)                                                                                                                                       \
 748                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) |= (RTMP_PACKET_SPECIFIC_IPV4);             \
 749                                 else                                                                                                                                            \
 750                                         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11]) &= (!RTMP_PACKET_SPECIFIC_IPV4);    \
 751                         }while(0)
 752
 753 #define RTMP_GET_PACKET_IPV4(_p)                (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+11] & RTMP_PACKET_SPECIFIC_IPV4)
 754
 755 // If this flag is set, it indicates that this EAPoL frame MUST be clear.
 756 #define RTMP_SET_PACKET_CLEAR_EAP_FRAME(_p, _flg)   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+12] = _flg)
 757 #define RTMP_GET_PACKET_CLEAR_EAP_FRAME(_p)         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+12])
 758
 759 #define RTMP_SET_PACKET_5VT(_p, _flg)   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+22] = _flg)
 760 #define RTMP_GET_PACKET_5VT(_p)         (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+22])
 761
 762
 763 #ifdef INF_AMAZON_SE
 764 /*Iverson patch for WMM A5-T07 ,WirelessStaToWirelessSta do not bulk out aggregate */
 765 #define RTMP_SET_PACKET_NOBULKOUT(_p, _morebit)                 (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+23] = _morebit)
 766 #define RTMP_GET_PACKET_NOBULKOUT(_p)                                   (RTPKT_TO_OSPKT(_p)->cb[CB_OFF+23])
 767 #endif // INF_AMAZON_SE //
 768
 769
 770
 771 #ifdef CONFIG_5VT_ENHANCE
 772 #define BRIDGE_TAG 0x35564252    // depends on 5VT define in br_input.c
 773 #endif
 774
 775
 776 #define NDIS_SET_PACKET_STATUS(_p, _status)
 777
 778
 779 #define GET_SG_LIST_FROM_PACKET(_p, _sc)        \
 780     rt_get_sg_list_from_packet(_p, _sc)
 781
 782 #define NdisMoveMemory(Destination, Source, Length) memmove(Destination, Source, Length)
 783 #define NdisZeroMemory(Destination, Length)         memset(Destination, 0, Length)
 784 #define NdisFillMemory(Destination, Length, Fill)   memset(Destination, Fill, Length)
 785 #define NdisEqualMemory(Source1, Source2, Length)   (!memcmp(Source1, Source2, Length))
 786 #define RTMPEqualMemory(Source1, Source2, Length)       (!memcmp(Source1, Source2, Length))
 787
 788
 789 #define RTMP_INC_REF(_A)                0
 790 #define RTMP_DEC_REF(_A)                0
 791 #define RTMP_GET_REF(_A)                0
 792
 793
 794
 795 /*
 796  * ULONG
 797  * RTMP_GetPhysicalAddressLow(
 798  *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress);
 799  */
 800 #define RTMP_GetPhysicalAddressLow(PhysicalAddress)             (PhysicalAddress)
 801
 802 /*
 803  * ULONG
 804  * RTMP_GetPhysicalAddressHigh(
 805  *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress);
 806  */
 807 #define RTMP_GetPhysicalAddressHigh(PhysicalAddress)            (0)
 808
 809 /*
 810  * VOID
 811  * RTMP_SetPhysicalAddressLow(
 812  *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress,
 813  *   IN ULONG  Value);
 814  */
 815 #define RTMP_SetPhysicalAddressLow(PhysicalAddress, Value)      \
 816                         PhysicalAddress = Value;
 817
 818 /*
 819  * VOID
 820  * RTMP_SetPhysicalAddressHigh(
 821  *   IN NDIS_PHYSICAL_ADDRESS  PhysicalAddress,
 822  *   IN ULONG  Value);
 823  */
 824 #define RTMP_SetPhysicalAddressHigh(PhysicalAddress, Value)
 825
 826
 827 //CONTAINING_RECORD(pEntry, NDIS_PACKET, MiniportReservedEx);
 828 #define QUEUE_ENTRY_TO_PACKET(pEntry) \
 829         (PNDIS_PACKET)(pEntry)
 830
 831 #define PACKET_TO_QUEUE_ENTRY(pPacket) \
 832         (PQUEUE_ENTRY)(pPacket)
 833
 834
 835 #ifndef CONTAINING_RECORD
 836 #define CONTAINING_RECORD(address, type, field)                 \
 837 ((type *)((PCHAR)(address) - offsetof(type, field)))
 838 #endif
 839
 840
 841 #define RELEASE_NDIS_PACKET(_pAd, _pPacket, _Status)                    \
 842 {                                                                       \
 843         RTMPFreeNdisPacket(_pAd, _pPacket);                             \
 844 }
 845
 846
 847 #define SWITCH_PhyAB(_pAA, _pBB)    \
 848 {                                                                           \
 849     ULONG       AABasePaHigh;                           \
 850     ULONG       AABasePaLow;                           \
 851     ULONG       BBBasePaHigh;                           \
 852     ULONG       BBBasePaLow;                           \
 853     BBBasePaHigh = RTMP_GetPhysicalAddressHigh(_pBB);                                                 \
 854     BBBasePaLow = RTMP_GetPhysicalAddressLow(_pBB);                                                 \
 855     AABasePaHigh = RTMP_GetPhysicalAddressHigh(_pAA);                                                 \
 856     AABasePaLow = RTMP_GetPhysicalAddressLow(_pAA);                                                 \
 857     RTMP_SetPhysicalAddressHigh(_pAA, BBBasePaHigh);                                                 \
 858     RTMP_SetPhysicalAddressLow(_pAA, BBBasePaLow);                                                 \
 859     RTMP_SetPhysicalAddressHigh(_pBB, AABasePaHigh);                                                 \
 860     RTMP_SetPhysicalAddressLow(_pBB, AABasePaLow);                                                 \
 861 }
 862
 863
 864 #define NdisWriteErrorLogEntry(_a, _b, _c, _d)
 865 #define NdisMAllocateMapRegisters(_a, _b, _c, _d, _e)           NDIS_STATUS_SUCCESS
 866
 867
 868 #define NdisAcquireSpinLock             RTMP_SEM_LOCK
 869 #define NdisReleaseSpinLock             RTMP_SEM_UNLOCK
 870
 871 static inline void NdisGetSystemUpTime(ULONG *time)
 872 {
 873         *time = jiffies;
 874 }
 875
 876 //pPacket = CONTAINING_RECORD(pEntry, NDIS_PACKET, MiniportReservedEx);
 877 #define QUEUE_ENTRY_TO_PKT(pEntry) \
 878                 ((PNDIS_PACKET) (pEntry))
 879
 880 int rt28xx_packet_xmit(struct sk_buff *skb);
 881
 882
 883
 884 void rtmp_os_thread_init(PUCHAR pThreadName, PVOID pNotify);
 885
 886
 887