diff options
Diffstat (limited to 'drivers/acpi/sleep/poweroff.c')
-rw-r--r-- | drivers/acpi/sleep/poweroff.c | 75 |
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 | |||
19 | int 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 | |||
42 | static void acpi_power_off_prepare(void) | ||
43 | { | ||
44 | /* Prepare to power off the system */ | ||
45 | acpi_sleep_prepare(ACPI_STATE_S5); | ||
46 | } | ||
47 | |||
48 | static 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 | |||
57 | static 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 | |||
73 | late_initcall(acpi_poweroff_init); | ||
74 | |||
75 | #endif /* CONFIG_PM */ | ||