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kernel/linux-rt-4.4.41/drivers/isdn/hisax/lmgr.c 1001 Bytes
5113f6f70   김현기   kernel add
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  /* $Id: lmgr.c,v 1.7.6.2 2001/09/23 22:24:50 kai Exp $
   *
   * Layermanagement module
   *
   * Author       Karsten Keil
   * Copyright    by Karsten Keil      <keil@isdn4linux.de>
   *
   * This software may be used and distributed according to the terms
   * of the GNU General Public License, incorporated herein by reference.
   *
   */
  
  #include "hisax.h"
  
  static void
  error_handling_dchan(struct PStack *st, int Error)
  {
  	switch (Error) {
  	case 'C':
  	case 'D':
  	case 'G':
  	case 'H':
  		st->l2.l2tei(st, MDL_ERROR | REQUEST, NULL);
  		break;
  	}
  }
  
  static void
  hisax_manager(struct PStack *st, int pr, void *arg)
  {
  	long Code;
  
  	switch (pr) {
  	case (MDL_ERROR | INDICATION):
  		Code = (long) arg;
  		HiSax_putstatus(st->l1.hardware, "manager: MDL_ERROR",
  				" %c %s", (char)Code,
  				test_bit(FLG_LAPD, &st->l2.flag) ?
  				"D-channel" : "B-channel");
  		if (test_bit(FLG_LAPD, &st->l2.flag))
  			error_handling_dchan(st, Code);
  		break;
  	}
  }
  
  void
  setstack_manager(struct PStack *st)
  {
  	st->ma.layer = hisax_manager;
  }