release/src-rt-6.x.4708/linux/linux-2.6.36/arch/ia64/xen/suspend.c

   1 /******************************************************************************
   2  * arch/ia64/xen/suspend.c
   3  *
   4  * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp>
   5  *                    VA Linux Systems Japan K.K.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  *
  21  * suspend/resume
  22  */
  23
  24 #include <xen/xen-ops.h>
  25 #include <asm/xen/hypervisor.h>
  26 #include "time.h"
  27
  28 void
  29 xen_mm_pin_all(void)
  30 {
  31         /* nothing */
  32 }
  33
  34 void
  35 xen_mm_unpin_all(void)
  36 {
  37         /* nothing */
  38 }
  39
  40 void xen_pre_device_suspend(void)
  41 {
  42         /* nothing */
  43 }
  44
  45 void
  46 xen_pre_suspend()
  47 {
  48         /* nothing */
  49 }
  50
  51 void
  52 xen_post_suspend(int suspend_cancelled)
  53 {
  54         if (suspend_cancelled)
  55                 return;
  56
  57         xen_ia64_enable_opt_feature();
  58         /* add more if necessary */
  59 }
  60
  61 void xen_arch_resume(void)
  62 {
  63         xen_timer_resume_on_aps();
  64 }