drivers/staging/otus/wrap_mem.c

   1 /*
   2  * Copyright (c) 2007-2008 Atheros Communications Inc.
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16 /*  Module Name : wrap_mem.c                                            */
  17 /*                                                                      */
  18 /*  Abstract                                                            */
  19 /*     This module contains wrapper functions for memory management     */
  20 /*                                                                      */
  21 /*  NOTES                                                               */
  22 /*     Platform dependent.                                              */
  23 /*                                                                      */
  24 /************************************************************************/
  25
  26 #include "oal_dt.h"
  27 #include "usbdrv.h"
  28
  29 #include <linux/netlink.h>
  30
  31 #if WIRELESS_EXT > 12
  32 #include <net/iw_handler.h>
  33 #endif
  34
  35 /* Memory management */
  36 /* Called to allocate uncached memory, allocated memory must    */
  37 /* in 4-byte boundary                                           */
  38 void* zfwMemAllocate(zdev_t* dev, u32_t size)
  39 {
  40     void* mem = NULL;
  41     mem = kmalloc(size, GFP_ATOMIC);
  42     return mem;
  43 }
  44
  45
  46 /* Called to free allocated memory */
  47 void zfwMemFree(zdev_t* dev, void* mem, u32_t size)
  48 {
  49     kfree(mem);
  50     return;
  51 }
  52
  53 void zfwMemoryCopy(u8_t* dst, u8_t* src, u16_t length)
  54 {
  55     //u16_t i;
  56
  57     memcpy(dst, src, length);
  58     //for(i=0; i<length; i++)
  59     //{
  60     //    dst[i] = src[i];
  61     //}
  62     return;
  63 }
  64
  65 void zfwZeroMemory(u8_t* va, u16_t length)
  66 {
  67     //u16_t i;
  68     memset(va, 0, length);
  69     //for(i=0; i<length; i++)
  70     //{
  71     //    va[i] = 0;
  72     //}
  73     return;
  74 }
  75
  76 void zfwMemoryMove(u8_t* dst, u8_t* src, u16_t length)
  77 {
  78     memcpy(dst, src, length);
  79     return;
  80 }
  81
  82 u8_t zfwMemoryIsEqual(u8_t* m1, u8_t* m2, u16_t length)
  83 {
  84     //u16_t i;
  85     int ret;
  86
  87     ret = memcmp(m1, m2, length);
  88
  89     return ((ret==0)?TRUE:FALSE);
  90     //for(i=0; i<length; i++)
  91     //{
  92     //    if ( m1[i] != m2[i] )
  93     //    {
  94     //        return FALSE;
  95     //    }
  96     //}
  97
  98     //return TRUE;
  99 }
 100
 101 /* Leave an empty line below to remove warning message on some compiler */