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-rw-r--r--drivers/acpi/sleep/poweroff.c75
1 files changed, 0 insertions, 75 deletions
diff --git a/drivers/acpi/sleep/poweroff.c b/drivers/acpi/sleep/poweroff.c
deleted file mode 100644
index 39e40d56b034..000000000000
--- a/drivers/acpi/sleep/poweroff.c
+++ /dev/null
@@ -1,75 +0,0 @@
1/*
2 * poweroff.c - ACPI handler for powering off the system.
3 *
4 * AKA S5, but it is independent of whether or not the kernel supports
5 * any other sleep support in the system.
6 *
7 * Copyright (c) 2005 Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>
8 *
9 * This file is released under the GPLv2.
10 */
11
12#include <linux/pm.h>
13#include <linux/init.h>
14#include <acpi/acpi_bus.h>
15#include <linux/sysdev.h>
16#include <asm/io.h>
17#include "sleep.h"
18
19int acpi_sleep_prepare(u32 acpi_state)
20{
21#ifdef CONFIG_ACPI_SLEEP
22 /* do we have a wakeup address for S2 and S3? */
23 if (acpi_state == ACPI_STATE_S3) {
24 if (!acpi_wakeup_address) {
25 return -EFAULT;
26 }
27 acpi_set_firmware_waking_vector((acpi_physical_address)
28 virt_to_phys((void *)
29 acpi_wakeup_address));
30
31 }
32 ACPI_FLUSH_CPU_CACHE();
33 acpi_enable_wakeup_device_prep(acpi_state);
34#endif
35 acpi_gpe_sleep_prepare(acpi_state);
36 acpi_enter_sleep_state_prep(acpi_state);
37 return 0;
38}
39
40#ifdef CONFIG_PM
41
42static void acpi_power_off_prepare(void)
43{
44 /* Prepare to power off the system */
45 acpi_sleep_prepare(ACPI_STATE_S5);
46}
47
48static void acpi_power_off(void)
49{
50 /* acpi_sleep_prepare(ACPI_STATE_S5) should have already been called */
51 printk("%s called\n", __FUNCTION__);
52 local_irq_disable();
53 /* Some SMP machines only can poweroff in boot CPU */
54 acpi_enter_sleep_state(ACPI_STATE_S5);
55}
56
57static int acpi_poweroff_init(void)
58{
59 if (!acpi_disabled) {
60 u8 type_a, type_b;
61 acpi_status status;
62
63 status =
64 acpi_get_sleep_type_data(ACPI_STATE_S5, &type_a, &type_b);
65 if (ACPI_SUCCESS(status)) {
66 pm_power_off_prepare = acpi_power_off_prepare;
67 pm_power_off = acpi_power_off;
68 }
69 }
70 return 0;
71}
72
73late_initcall(acpi_poweroff_init);
74
75#endif /* CONFIG_PM */