target/linux/goldfish/patches-2.6.30/0121--ARM-goldfish-Implement-suspend-as-wait-for-interr.patch

   1 From f0266de1899f043daff3b472b8fdd6e30012cb25 Mon Sep 17 00:00:00 2001
   2 From: =?utf-8?q?Arve=20Hj=C3=B8nnev=C3=A5g?= <arve@android.com>
   3 Date: Wed, 9 Jan 2008 11:46:33 -0800
   4 Subject: [PATCH 121/134] [ARM] goldfish: Implement suspend as wait-for-interrupt.
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=utf-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 Signed-off-by: Mike A. Chan <mikechan@google.com>
  10 Signed-off-by: Arve Hjønnevåg <arve@android.com>
  11 ---
  12  arch/arm/mach-goldfish/Makefile |    2 +-
  13  arch/arm/mach-goldfish/pm.c     |   43 +++++++++++++++++++++++++++++++++++++++
  14  2 files changed, 44 insertions(+), 1 deletions(-)
  15  create mode 100644 arch/arm/mach-goldfish/pm.c
  16
  17 --- a/arch/arm/mach-goldfish/Makefile
  18 +++ b/arch/arm/mach-goldfish/Makefile
  19 @@ -4,6 +4,6 @@
  20
  21  # Object file lists.
  22
  23 -obj-y                          := pdev_bus.o timer.o audio.o
  24 +obj-y                          := pdev_bus.o timer.o audio.o pm.o
  25  obj-$(CONFIG_MACH_GOLDFISH)    += board-goldfish.o
  26
  27 --- /dev/null
  28 +++ b/arch/arm/mach-goldfish/pm.c
  29 @@ -0,0 +1,43 @@
  30 +/* arch/arm/mach-msm/pm.c
  31 + *
  32 + * Goldfish Power Management Routines
  33 + *
  34 + * Copyright (C) 2007 Google, Inc.
  35 + *
  36 + * This software is licensed under the terms of the GNU General Public
  37 + * License version 2, as published by the Free Software Foundation, and
  38 + * may be copied, distributed, and modified under those terms.
  39 + *
  40 + * This program is distributed in the hope that it will be useful,
  41 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
  42 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  43 + * GNU General Public License for more details.
  44 + *
  45 + */
  46 +
  47 +#include <linux/module.h>
  48 +#include <linux/kernel.h>
  49 +#include <linux/init.h>
  50 +#include <linux/pm.h>
  51 +#include <linux/suspend.h>
  52 +#include <mach/system.h>
  53 +
  54 +static int goldfish_pm_enter(suspend_state_t state)
  55 +{
  56 +       arch_idle();
  57 +       return 0;
  58 +}
  59 +
  60 +static struct platform_suspend_ops goldfish_pm_ops = {
  61 +       .enter          = goldfish_pm_enter,
  62 +       .valid          = suspend_valid_only_mem,
  63 +};
  64 +
  65 +static int __init goldfish_pm_init(void)
  66 +{
  67 +       suspend_set_ops(&goldfish_pm_ops);
  68 +       return 0;
  69 +}
  70 +
  71 +__initcall(goldfish_pm_init);
  72 +