release/src-rt-6.x.4708/include/linuxver.h

   1 /*
   2  * Linux-specific abstractions to gain some independence from linux kernel versions.
   3  * Pave over some 2.2 versus 2.4 versus 2.6 kernel differences.
   4  *
   5  * Copyright (C) 2012, Broadcom Corporation. All Rights Reserved.
   6  *
   7  * Permission to use, copy, modify, and/or distribute this software for any
   8  * purpose with or without fee is hereby granted, provided that the above
   9  * copyright notice and this permission notice appear in all copies.
  10  *
  11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  14  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  16  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  17  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  18  *
  19  * $Id: linuxver.h 338951 2012-06-14 23:30:48Z $
  20  */
  21
  22 #ifndef _linuxver_h_
  23 #define _linuxver_h_
  24
  25 #include <linux/version.h>
  26 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
  27 #include <linux/config.h>
  28 #else
  29 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 33))
  30 #include <generated/autoconf.h>
  31 #else
  32 #include <linux/autoconf.h>
  33 #endif
  34 #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)) */
  35
  36 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0))
  37 #include <linux/kconfig.h>
  38 #endif
  39
  40 #include <linux/module.h>
  41
  42 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 0))
  43 /* __NO_VERSION__ must be defined for all linkables except one in 2.2 */
  44 #ifdef __UNDEF_NO_VERSION__
  45 #undef __NO_VERSION__
  46 #else
  47 #define __NO_VERSION__
  48 #endif
  49 #endif  /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 0) */
  50
  51 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)
  52 #define module_param(_name_, _type_, _perm_)    MODULE_PARM(_name_, "i")
  53 #define module_param_string(_name_, _string_, _size_, _perm_) \
  54                 MODULE_PARM(_string_, "c" __MODULE_STRING(_size_))
  55 #endif
  56
  57 /* linux/malloc.h is deprecated, use linux/slab.h instead. */
  58 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 9))
  59 #include <linux/malloc.h>
  60 #else
  61 #include <linux/slab.h>
  62 #endif
  63
  64 #include <linux/types.h>
  65 #include <linux/init.h>
  66 #include <linux/mm.h>
  67 #include <linux/string.h>
  68 #include <linux/pci.h>
  69 #include <linux/interrupt.h>
  70 #include <linux/netdevice.h>
  71 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
  72 #include <linux/semaphore.h>
  73 #else
  74 #include <asm/semaphore.h>
  75 #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */
  76 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28))
  77 #undef IP_TOS
  78 #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28)) */
  79 #include <asm/io.h>
  80
  81 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 41))
  82 #include <linux/workqueue.h>
  83 #else
  84 #include <linux/tqueue.h>
  85 #ifndef work_struct
  86 #define work_struct tq_struct
  87 #endif
  88 #ifndef INIT_WORK
  89 #define INIT_WORK(_work, _func, _data) INIT_TQUEUE((_work), (_func), (_data))
  90 #endif
  91 #ifndef schedule_work
  92 #define schedule_work(_work) schedule_task((_work))
  93 #endif
  94 #ifndef flush_scheduled_work
  95 #define flush_scheduled_work() flush_scheduled_tasks()
  96 #endif
  97 #endif  /* LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 41) */
  98
  99 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19)
 100 #define MY_INIT_WORK(_work, _func)      INIT_WORK(_work, _func)
 101 #else
 102 #define MY_INIT_WORK(_work, _func)      INIT_WORK(_work, _func, _work)
 103 typedef void (*work_func_t)(void *work);
 104 #endif  /* >= 2.6.20 */
 105
 106 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
 107 /* Some distributions have their own 2.6.x compatibility layers */
 108 #ifndef IRQ_NONE
 109 typedef void irqreturn_t;
 110 #define IRQ_NONE
 111 #define IRQ_HANDLED
 112 #define IRQ_RETVAL(x)
 113 #endif
 114 #else
 115 typedef irqreturn_t(*FN_ISR) (int irq, void *dev_id, struct pt_regs *ptregs);
 116 #endif  /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0) */
 117
 118 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 18)
 119 #define IRQF_SHARED     SA_SHIRQ
 120 #endif /* < 2.6.18 */
 121
 122 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 17)
 123 #ifdef  CONFIG_NET_RADIO
 124 #define CONFIG_WIRELESS_EXT
 125 #endif
 126 #endif  /* < 2.6.17 */
 127
 128 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 67)
 129 #define MOD_INC_USE_COUNT
 130 #define MOD_DEC_USE_COUNT
 131 #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 67) */
 132
 133 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 32)
 134 #include <linux/sched.h>
 135 #endif
 136
 137 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
 138 #include <net/lib80211.h>
 139 #endif
 140 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
 141 #include <linux/ieee80211.h>
 142 #else
 143 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 14)
 144 #include <net/ieee80211.h>
 145 #endif
 146 #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30) */
 147
 148 #if defined(CONFIG_PCMCIA) || defined(CONFIG_PCMCIA_MODULE)
 149
 150 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 27)
 151 #include <pcmcia/version.h>
 152 #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 27) */
 153
 154 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36)
 155 #include <pcmcia/cs_types.h>
 156 #include <pcmcia/cs.h>
 157 #endif
 158 #include <pcmcia/cistpl.h>
 159 #include <pcmcia/cisreg.h>
 160 #include <pcmcia/ds.h>
 161
 162 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 69))
 163 /* In 2.5 (as of 2.5.69 at least) there is a cs_error exported which
 164  * does this, but it's not in 2.4 so we do our own for now.
 165  */
 166 static inline void
 167 cs_error(client_handle_t handle, int func, int ret)
 168 {
 169         error_info_t err = { func, ret };
 170         CardServices(ReportError, handle, &err);
 171 }
 172 #endif
 173
 174 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 16))
 175
 176 typedef struct pcmcia_device dev_link_t;
 177
 178 #endif
 179
 180 #endif /* CONFIG_PCMCIA */
 181
 182 #ifndef __exit
 183 #define __exit
 184 #endif
 185 #ifndef __devexit
 186 #define __devexit
 187 #endif
 188 #ifndef __devinit
 189 #define __devinit       __init
 190 #endif
 191 #ifndef __devinitdata
 192 #define __devinitdata
 193 #endif
 194 #ifndef __devexit_p
 195 #define __devexit_p(x)  x
 196 #endif
 197
 198 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 0))
 199
 200 #define pci_get_drvdata(dev)            (dev)->sysdata
 201 #define pci_set_drvdata(dev, value)     (dev)->sysdata = (value)
 202
 203 /*
 204  * New-style (2.4.x) PCI/hot-pluggable PCI/CardBus registration
 205  */
 206
 207 struct pci_device_id {
 208         unsigned int vendor, device;            /* Vendor and device ID or PCI_ANY_ID */
 209         unsigned int subvendor, subdevice;      /* Subsystem ID's or PCI_ANY_ID */
 210         unsigned int class, class_mask;         /* (class,subclass,prog-if) triplet */
 211         unsigned long driver_data;              /* Data private to the driver */
 212 };
 213
 214 struct pci_driver {
 215         struct list_head node;
 216         char *name;
 217         const struct pci_device_id *id_table;   /* NULL if wants all devices */
 218         int (*probe)(struct pci_dev *dev,
 219                      const struct pci_device_id *id); /* New device inserted */
 220         void (*remove)(struct pci_dev *dev);    /* Device removed (NULL if not a hot-plug
 221                                                  * capable driver)
 222                                                  */
 223         void (*suspend)(struct pci_dev *dev);   /* Device suspended */
 224         void (*resume)(struct pci_dev *dev);    /* Device woken up */
 225 };
 226
 227 #define MODULE_DEVICE_TABLE(type, name)
 228 #define PCI_ANY_ID (~0)
 229
 230 /* compatpci.c */
 231 #define pci_module_init pci_register_driver
 232 extern int pci_register_driver(struct pci_driver *drv);
 233 extern void pci_unregister_driver(struct pci_driver *drv);
 234
 235 #endif /* PCI registration */
 236
 237 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 18))
 238 #define pci_module_init pci_register_driver
 239 #endif
 240
 241 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 2, 18))
 242 #ifdef MODULE
 243 #define module_init(x) int init_module(void) { return x(); }
 244 #define module_exit(x) void cleanup_module(void) { x(); }
 245 #else
 246 #define module_init(x)  __initcall(x);
 247 #define module_exit(x)  __exitcall(x);
 248 #endif
 249 #endif  /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 2, 18) */
 250
 251 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)
 252 #define WL_USE_NETDEV_OPS
 253 #else
 254 #undef WL_USE_NETDEV_OPS
 255 #endif
 256
 257 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)) && defined(CONFIG_RFKILL)
 258 #define WL_CONFIG_RFKILL
 259 #else
 260 #undef WL_CONFIG_RFKILL
 261 #endif
 262
 263 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 48))
 264 #define list_for_each(pos, head) \
 265         for (pos = (head)->next; pos != (head); pos = pos->next)
 266 #endif
 267
 268 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 13))
 269 #define pci_resource_start(dev, bar)    ((dev)->base_address[(bar)])
 270 #elif (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 44))
 271 #define pci_resource_start(dev, bar)    ((dev)->resource[(bar)].start)
 272 #endif
 273
 274 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 23))
 275 #define pci_enable_device(dev) do { } while (0)
 276 #endif
 277
 278 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 14))
 279 #define net_device device
 280 #endif
 281
 282 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 42))
 283
 284 /*
 285  * DMA mapping
 286  *
 287  * See linux/Documentation/DMA-mapping.txt
 288  */
 289
 290 #ifndef PCI_DMA_TODEVICE
 291 #define PCI_DMA_TODEVICE        1
 292 #define PCI_DMA_FROMDEVICE      2
 293 #endif
 294
 295 typedef u32 dma_addr_t;
 296
 297 /* Pure 2^n version of get_order */
 298 static inline int get_order(unsigned long size)
 299 {
 300         int order;
 301
 302         size = (size-1) >> (PAGE_SHIFT-1);
 303         order = -1;
 304         do {
 305                 size >>= 1;
 306                 order++;
 307         } while (size);
 308         return order;
 309 }
 310
 311 static inline void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
 312                                          dma_addr_t *dma_handle)
 313 {
 314         void *ret;
 315         int gfp = GFP_ATOMIC | GFP_DMA;
 316
 317         ret = (void *)__get_free_pages(gfp, get_order(size));
 318
 319         if (ret != NULL) {
 320                 memset(ret, 0, size);
 321                 *dma_handle = virt_to_bus(ret);
 322         }
 323         return ret;
 324 }
 325 static inline void pci_free_consistent(struct pci_dev *hwdev, size_t size,
 326                                        void *vaddr, dma_addr_t dma_handle)
 327 {
 328         free_pages((unsigned long)vaddr, get_order(size));
 329 }
 330 #ifdef ILSIM
 331 extern uint pci_map_single(void *dev, void *va, uint size, int direction);
 332 extern void pci_unmap_single(void *dev, uint pa, uint size, int direction);
 333 #else
 334 #define pci_map_single(cookie, address, size, dir)      virt_to_bus(address)
 335 #define pci_unmap_single(cookie, address, size, dir)
 336 #endif
 337
 338 #endif /* DMA mapping */
 339
 340 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 43))
 341
 342 #define dev_kfree_skb_any(a)            dev_kfree_skb(a)
 343 #define netif_down(dev)                 do { (dev)->start = 0; } while (0)
 344
 345 /* pcmcia-cs provides its own netdevice compatibility layer */
 346 #ifndef _COMPAT_NETDEVICE_H
 347
 348 /*
 349  * SoftNet
 350  *
 351  * For pre-softnet kernels we need to tell the upper layer not to
 352  * re-enter start_xmit() while we are in there. However softnet
 353  * guarantees not to enter while we are in there so there is no need
 354  * to do the netif_stop_queue() dance unless the transmit queue really
 355  * gets stuck. This should also improve performance according to tests
 356  * done by Aman Singla.
 357  */
 358
 359 #define dev_kfree_skb_irq(a)    dev_kfree_skb(a)
 360 #define netif_wake_queue(dev) \
 361                 do { clear_bit(0, &(dev)->tbusy); mark_bh(NET_BH); } while (0)
 362 #define netif_stop_queue(dev)   set_bit(0, &(dev)->tbusy)
 363
 364 static inline void netif_start_queue(struct net_device *dev)
 365 {
 366         dev->tbusy = 0;
 367         dev->interrupt = 0;
 368         dev->start = 1;
 369 }
 370
 371 #define netif_queue_stopped(dev)        (dev)->tbusy
 372 #define netif_running(dev)              (dev)->start
 373
 374 #endif /* _COMPAT_NETDEVICE_H */
 375
 376 #define netif_device_attach(dev)        netif_start_queue(dev)
 377 #define netif_device_detach(dev)        netif_stop_queue(dev)
 378
 379 /* 2.4.x renamed bottom halves to tasklets */
 380 #define tasklet_struct                          tq_struct
 381 static inline void tasklet_schedule(struct tasklet_struct *tasklet)
 382 {
 383         queue_task(tasklet, &tq_immediate);
 384         mark_bh(IMMEDIATE_BH);
 385 }
 386
 387 static inline void tasklet_init(struct tasklet_struct *tasklet,
 388                                 void (*func)(unsigned long),
 389                                 unsigned long data)
 390 {
 391         tasklet->next = NULL;
 392         tasklet->sync = 0;
 393         tasklet->routine = (void (*)(void *))func;
 394         tasklet->data = (void *)data;
 395 }
 396 #define tasklet_kill(tasklet)   { do {} while (0); }
 397
 398 /* 2.4.x introduced del_timer_sync() */
 399 #define del_timer_sync(timer) del_timer(timer)
 400
 401 #else
 402
 403 #define netif_down(dev)
 404
 405 #endif /* SoftNet */
 406
 407 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 3))
 408
 409 /*
 410  * Emit code to initialise a tq_struct's routine and data pointers
 411  */
 412 #define PREPARE_TQUEUE(_tq, _routine, _data)                    \
 413         do {                                                    \
 414                 (_tq)->routine = _routine;                      \
 415                 (_tq)->data = _data;                            \
 416         } while (0)
 417
 418 /*
 419  * Emit code to initialise all of a tq_struct
 420  */
 421 #define INIT_TQUEUE(_tq, _routine, _data)                       \
 422         do {                                                    \
 423                 INIT_LIST_HEAD(&(_tq)->list);                   \
 424                 (_tq)->sync = 0;                                \
 425                 PREPARE_TQUEUE((_tq), (_routine), (_data));     \
 426         } while (0)
 427
 428 #endif  /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 3) */
 429
 430 /* Power management related macro & routines */
 431 #if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 9)
 432 #define PCI_SAVE_STATE(a, b)    pci_save_state(a)
 433 #define PCI_RESTORE_STATE(a, b) pci_restore_state(a)
 434 #else
 435 #define PCI_SAVE_STATE(a, b)    pci_save_state(a, b)
 436 #define PCI_RESTORE_STATE(a, b) pci_restore_state(a, b)
 437 #endif
 438
 439 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 6))
 440 static inline int
 441 pci_save_state(struct pci_dev *dev, u32 *buffer)
 442 {
 443         int i;
 444         if (buffer) {
 445                 for (i = 0; i < 16; i++)
 446                         pci_read_config_dword(dev, i * 4, &buffer[i]);
 447         }
 448         return 0;
 449 }
 450
 451 static inline int
 452 pci_restore_state(struct pci_dev *dev, u32 *buffer)
 453 {
 454         int i;
 455
 456         if (buffer) {
 457                 for (i = 0; i < 16; i++)
 458                         pci_write_config_dword(dev, i * 4, buffer[i]);
 459         }
 460         /*
 461          * otherwise, write the context information we know from bootup.
 462          * This works around a problem where warm-booting from Windows
 463          * combined with a D3(hot)->D0 transition causes PCI config
 464          * header data to be forgotten.
 465          */
 466         else {
 467                 for (i = 0; i < 6; i ++)
 468                         pci_write_config_dword(dev,
 469                                                PCI_BASE_ADDRESS_0 + (i * 4),
 470                                                pci_resource_start(dev, i));
 471                 pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
 472         }
 473         return 0;
 474 }
 475 #endif /* PCI power management */
 476
 477 /* Old cp0 access macros deprecated in 2.4.19 */
 478 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 19))
 479 #define read_c0_count() read_32bit_cp0_register(CP0_COUNT)
 480 #endif
 481
 482 /* Module refcount handled internally in 2.6.x */
 483 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24))
 484 #ifndef SET_MODULE_OWNER
 485 #define SET_MODULE_OWNER(dev)           do {} while (0)
 486 #define OLD_MOD_INC_USE_COUNT           MOD_INC_USE_COUNT
 487 #define OLD_MOD_DEC_USE_COUNT           MOD_DEC_USE_COUNT
 488 #else
 489 #define OLD_MOD_INC_USE_COUNT           do {} while (0)
 490 #define OLD_MOD_DEC_USE_COUNT           do {} while (0)
 491 #endif
 492 #else /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24) */
 493 #ifndef SET_MODULE_OWNER
 494 #define SET_MODULE_OWNER(dev)           do {} while (0)
 495 #endif
 496 #ifndef MOD_INC_USE_COUNT
 497 #define MOD_INC_USE_COUNT                       do {} while (0)
 498 #endif
 499 #ifndef MOD_DEC_USE_COUNT
 500 #define MOD_DEC_USE_COUNT                       do {} while (0)
 501 #endif
 502 #define OLD_MOD_INC_USE_COUNT           MOD_INC_USE_COUNT
 503 #define OLD_MOD_DEC_USE_COUNT           MOD_DEC_USE_COUNT
 504 #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24) */
 505
 506 #ifndef SET_NETDEV_DEV
 507 #define SET_NETDEV_DEV(net, pdev)       do {} while (0)
 508 #endif
 509
 510 #ifndef HAVE_FREE_NETDEV
 511 #define free_netdev(dev)                kfree(dev)
 512 #endif
 513
 514 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
 515 /* struct packet_type redefined in 2.6.x */
 516 #define af_packet_priv                  data
 517 #endif
 518
 519 /* suspend args */
 520 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 11)
 521 #define DRV_SUSPEND_STATE_TYPE pm_message_t
 522 #else
 523 #define DRV_SUSPEND_STATE_TYPE uint32
 524 #endif
 525
 526 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19)
 527 #define CHECKSUM_HW     CHECKSUM_PARTIAL
 528 #endif
 529
 530 typedef struct {
 531         void    *parent;  /* some external entity that the thread supposed to work for */
 532         struct  task_struct *p_task;
 533         long    thr_pid;
 534         int     prio; /* priority */
 535         struct  semaphore sema;
 536         int     terminated;
 537         struct  completion completed;
 538 } tsk_ctl_t;
 539
 540
 541 /* requires  tsk_ctl_t tsk  argument, the caller's priv data is passed in owner ptr */
 542 /* note this macro assumes there may be only one context waiting on thread's completion */
 543 #ifdef DHD_DEBUG
 544 #define DBG_THR(x) printk x
 545 #else
 546 #define DBG_THR(x)
 547 #endif
 548
 549 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0))
 550 #define SMP_RD_BARRIER_DEPENDS(x) smp_read_barrier_depends(x)
 551 #else
 552 #define SMP_RD_BARRIER_DEPENDS(x) smp_rmb(x)
 553 #endif
 554
 555
 556 #define PROC_START(thread_func, owner, tsk_ctl, flags) \
 557 { \
 558         sema_init(&((tsk_ctl)->sema), 0); \
 559         init_completion(&((tsk_ctl)->completed)); \
 560         (tsk_ctl)->parent = owner; \
 561         (tsk_ctl)->terminated = FALSE; \
 562         (tsk_ctl)->thr_pid = kernel_thread(thread_func, tsk_ctl, flags); \
 563         if ((tsk_ctl)->thr_pid > 0) \
 564                 wait_for_completion(&((tsk_ctl)->completed)); \
 565         DBG_THR(("%s thr:%lx started\n", __FUNCTION__, (tsk_ctl)->thr_pid)); \
 566 }
 567
 568 #define PROC_STOP(tsk_ctl) \
 569 { \
 570         (tsk_ctl)->terminated = TRUE; \
 571         smp_wmb(); \
 572         up(&((tsk_ctl)->sema)); \
 573         wait_for_completion(&((tsk_ctl)->completed)); \
 574         DBG_THR(("%s thr:%lx terminated OK\n", __FUNCTION__, (tsk_ctl)->thr_pid)); \
 575         (tsk_ctl)->thr_pid = -1; \
 576 }
 577
 578 /*  ----------------------- */
 579
 580 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31))
 581 #define KILL_PROC(nr, sig) \
 582 { \
 583 struct task_struct *tsk; \
 584 struct pid *pid;    \
 585 pid = find_get_pid((pid_t)nr);    \
 586 tsk = pid_task(pid, PIDTYPE_PID);    \
 587 if (tsk) send_sig(sig, tsk, 1); \
 588 }
 589 #else
 590 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && (LINUX_VERSION_CODE <= \
 591         KERNEL_VERSION(2, 6, 30))
 592 #define KILL_PROC(pid, sig) \
 593 { \
 594         struct task_struct *tsk; \
 595         tsk = find_task_by_vpid(pid); \
 596         if (tsk) send_sig(sig, tsk, 1); \
 597 }
 598 #else
 599 #define KILL_PROC(pid, sig) \
 600 { \
 601         kill_proc(pid, sig, 1); \
 602 }
 603 #endif
 604 #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31) */
 605
 606 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0))
 607 #include <linux/time.h>
 608 #include <linux/wait.h>
 609 #else
 610 #include <linux/sched.h>
 611
 612 #define __wait_event_interruptible_timeout(wq, condition, ret)          \
 613 do {                                                                    \
 614         wait_queue_t __wait;                                            \
 615         init_waitqueue_entry(&__wait, current);                         \
 616                                                                         \
 617         add_wait_queue(&wq, &__wait);                                   \
 618         for (;;) {                                                      \
 619                 set_current_state(TASK_INTERRUPTIBLE);                  \
 620                 if (condition)                                          \
 621                         break;                                          \
 622                 if (!signal_pending(current)) {                         \
 623                         ret = schedule_timeout(ret);                    \
 624                         if (!ret)                                       \
 625                                 break;                                  \
 626                         continue;                                       \
 627                 }                                                       \
 628                 ret = -ERESTARTSYS;                                     \
 629                 break;                                                  \
 630         }                                                               \
 631         current->state = TASK_RUNNING;                                  \
 632         remove_wait_queue(&wq, &__wait);                                \
 633 } while (0)
 634
 635 #define wait_event_interruptible_timeout(wq, condition, timeout)        \
 636 ({                                                                      \
 637         long __ret = timeout;                                           \
 638         if (!(condition))                                               \
 639                 __wait_event_interruptible_timeout(wq, condition, __ret); \
 640         __ret;                                                          \
 641 })
 642
 643 #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)) */
 644
 645 /*
 646 For < 2.6.24, wl creates its own netdev but doesn't
 647 align the priv area like the genuine alloc_netdev().
 648 Since netdev_priv() always gives us the aligned address, it will
 649 not match our unaligned address for < 2.6.24
 650 */
 651 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24))
 652 #define DEV_PRIV(dev)   (dev->priv)
 653 #else
 654 #define DEV_PRIV(dev)   netdev_priv(dev)
 655 #endif
 656
 657 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
 658 #define WL_ISR(i, d, p)         wl_isr((i), (d))
 659 #else
 660 #define WL_ISR(i, d, p)         wl_isr((i), (d), (p))
 661 #endif  /* < 2.6.20 */
 662
 663 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
 664 #define netdev_priv(dev) dev->priv
 665 #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)) */
 666
 667 #endif /* _linuxver_h_ */