linux/drivers/ps3/sys-manager-core.c
Thomas Gleixner 873e65bc09 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 167
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation version 2 of the license this program
  is distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details you should have received a copy of the gnu general
  public license along with this program if not write to the free
  software foundation inc 59 temple place suite 330 boston ma 02111
  1307 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 83 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070034.021731668@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:39 -07:00

62 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* PS3 System Manager core.
*
* Copyright (C) 2007 Sony Computer Entertainment Inc.
* Copyright 2007 Sony Corp.
*/
#include <linux/kernel.h>
#include <linux/export.h>
#include <asm/lv1call.h>
#include <asm/ps3.h>
/**
* Staticly linked routines that allow late binding of a loaded sys-manager
* module.
*/
static struct ps3_sys_manager_ops ps3_sys_manager_ops;
/**
* ps3_register_sys_manager_ops - Bind ps3_sys_manager_ops to a module.
* @ops: struct ps3_sys_manager_ops.
*
* To be called from ps3_sys_manager_probe() and ps3_sys_manager_remove() to
* register call back ops for power control. Copies data to the static
* variable ps3_sys_manager_ops.
*/
void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops)
{
BUG_ON(!ops);
BUG_ON(!ops->dev);
ps3_sys_manager_ops = ops ? *ops : ps3_sys_manager_ops;
}
EXPORT_SYMBOL_GPL(ps3_sys_manager_register_ops);
void __noreturn ps3_sys_manager_power_off(void)
{
if (ps3_sys_manager_ops.power_off)
ps3_sys_manager_ops.power_off(ps3_sys_manager_ops.dev);
ps3_sys_manager_halt();
}
void __noreturn ps3_sys_manager_restart(void)
{
if (ps3_sys_manager_ops.restart)
ps3_sys_manager_ops.restart(ps3_sys_manager_ops.dev);
ps3_sys_manager_halt();
}
void __noreturn ps3_sys_manager_halt(void)
{
pr_emerg("System Halted, OK to turn off power\n");
local_irq_disable();
while (1)
lv1_pause(1);
}