drivers/staging/winbond/wblinux.c

   1 //============================================================================
   2 //  Copyright (c) 1996-2005 Winbond Electronic Corporation
   3 //
   4 //  Module Name:
   5 //    wblinux.c
   6 //
   7 //  Abstract:
   8 //    Linux releated routines
   9 //
  10 //============================================================================
  11 #include <linux/netdevice.h>
  12
  13 #include "mds_f.h"
  14 #include "mto_f.h"
  15 #include "os_common.h"
  16 #include "wbhal_f.h"
  17 #include "wblinux_f.h"
  18
  19 void
  20 WBLINUX_stop(  struct wbsoft_priv * adapter )
  21 {
  22         struct sk_buff *pSkb;
  23
  24         if (atomic_inc_return(&adapter->ThreadCount) == 1) {
  25                 // Shutdown module immediately
  26                 adapter->shutdown = 1;
  27
  28                 while (adapter->skb_array[ adapter->skb_GetIndex ]) {
  29                         // Trying to free the un-sending packet
  30                         pSkb = adapter->skb_array[ adapter->skb_GetIndex ];
  31                         adapter->skb_array[ adapter->skb_GetIndex ] = NULL;
  32                         if( in_irq() )
  33                                 dev_kfree_skb_irq( pSkb );
  34                         else
  35                                 dev_kfree_skb( pSkb );
  36
  37                         adapter->skb_GetIndex++;
  38                         adapter->skb_GetIndex %= WBLINUX_PACKET_ARRAY_SIZE;
  39                 }
  40
  41 #ifdef _PE_STATE_DUMP_
  42                 WBDEBUG(( "[w35und] SKB_RELEASE OK\n" ));
  43 #endif
  44         }
  45
  46         atomic_dec(&adapter->ThreadCount);
  47 }