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 39e40d56b03..00000000000 --- a/drivers/acpi/sleep/poweroff.c +++ /dev/null @@ -1,75 +0,0 @@ -/* - * poweroff.c - ACPI handler for powering off the system. - * - * AKA S5, but it is independent of whether or not the kernel supports - * any other sleep support in the system. - * - * Copyright (c) 2005 Alexey Starikovskiy <alexey.y.starikovskiy@intel.com> - * - * This file is released under the GPLv2. - */ - -#include <linux/pm.h> -#include <linux/init.h> -#include <acpi/acpi_bus.h> -#include <linux/sysdev.h> -#include <asm/io.h> -#include "sleep.h" - -int acpi_sleep_prepare(u32 acpi_state) -{ -#ifdef CONFIG_ACPI_SLEEP - /* do we have a wakeup address for S2 and S3? */ - if (acpi_state == ACPI_STATE_S3) { - if (!acpi_wakeup_address) { - return -EFAULT; - } - acpi_set_firmware_waking_vector((acpi_physical_address) - virt_to_phys((void *) - acpi_wakeup_address)); - - } - ACPI_FLUSH_CPU_CACHE(); - acpi_enable_wakeup_device_prep(acpi_state); -#endif - acpi_gpe_sleep_prepare(acpi_state); - acpi_enter_sleep_state_prep(acpi_state); - return 0; -} - -#ifdef CONFIG_PM - -static void acpi_power_off_prepare(void) -{ - /* Prepare to power off the system */ - acpi_sleep_prepare(ACPI_STATE_S5); -} - -static void acpi_power_off(void) -{ - /* acpi_sleep_prepare(ACPI_STATE_S5) should have already been called */ - printk("%s called\n", __FUNCTION__); - local_irq_disable(); - /* Some SMP machines only can poweroff in boot CPU */ - acpi_enter_sleep_state(ACPI_STATE_S5); -} - -static int acpi_poweroff_init(void) -{ - if (!acpi_disabled) { - u8 type_a, type_b; - acpi_status status; - - status = - acpi_get_sleep_type_data(ACPI_STATE_S5, &type_a, &type_b); - if (ACPI_SUCCESS(status)) { - pm_power_off_prepare = acpi_power_off_prepare; - pm_power_off = acpi_power_off; - } - } - return 0; -} - -late_initcall(acpi_poweroff_init); - -#endif /* CONFIG_PM */ |