diff options
Diffstat (limited to 'drivers/acpi/sleep')
| -rw-r--r-- | drivers/acpi/sleep/main.c | 39 |
1 files changed, 28 insertions, 11 deletions
diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c index be616317fe53..f3d3867303ec 100644 --- a/drivers/acpi/sleep/main.c +++ b/drivers/acpi/sleep/main.c @@ -49,7 +49,7 @@ int acpi_sleep_prepare(u32 acpi_state) } #ifdef CONFIG_SUSPEND -static struct pm_ops acpi_pm_ops; +static struct platform_suspend_ops acpi_pm_ops; extern void do_suspend_lowlevel(void); @@ -84,13 +84,12 @@ static int acpi_pm_set_target(suspend_state_t pm_state) /** * acpi_pm_prepare - Do preliminary suspend work. - * @pm_state: ignored * * If necessary, set the firmware waking vector and do arch-specific * nastiness to get the wakeup code to the waking vector. */ -static int acpi_pm_prepare(suspend_state_t pm_state) +static int acpi_pm_prepare(void) { int error = acpi_sleep_prepare(acpi_target_sleep_state); @@ -159,13 +158,12 @@ static int acpi_pm_enter(suspend_state_t pm_state) /** * acpi_pm_finish - Finish up suspend sequence. - * @pm_state: ignored * * This is called after we wake back up (or if entering the sleep state * failed). */ -static int acpi_pm_finish(suspend_state_t pm_state) +static void acpi_pm_finish(void) { u32 acpi_state = acpi_target_sleep_state; @@ -183,7 +181,6 @@ static int acpi_pm_finish(suspend_state_t pm_state) init_8259A(0); } #endif - return 0; } static int acpi_pm_state_valid(suspend_state_t pm_state) @@ -202,7 +199,7 @@ static int acpi_pm_state_valid(suspend_state_t pm_state) } } -static struct pm_ops acpi_pm_ops = { +static struct platform_suspend_ops acpi_pm_ops = { .valid = acpi_pm_state_valid, .set_target = acpi_pm_set_target, .prepare = acpi_pm_prepare, @@ -214,7 +211,7 @@ static struct pm_ops acpi_pm_ops = { * Toshiba fails to preserve interrupts over S1, reinitialization * of 8259 is needed after S1 resume. */ -static int __init init_ints_after_s1(struct dmi_system_id *d) +static int __init init_ints_after_s1(const struct dmi_system_id *d) { printk(KERN_WARNING "%s with broken S1 detected.\n", d->ident); init_8259A_after_S1 = 1; @@ -232,6 +229,12 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = { #endif /* CONFIG_SUSPEND */ #ifdef CONFIG_HIBERNATION +static int acpi_hibernation_start(void) +{ + acpi_target_sleep_state = ACPI_STATE_S4; + return 0; +} + static int acpi_hibernation_prepare(void) { return acpi_sleep_prepare(ACPI_STATE_S4); @@ -253,6 +256,15 @@ static int acpi_hibernation_enter(void) return ACPI_SUCCESS(status) ? 0 : -EFAULT; } +static void acpi_hibernation_leave(void) +{ + /* + * If ACPI is not enabled by the BIOS and the boot kernel, we need to + * enable it here. + */ + acpi_enable(); +} + static void acpi_hibernation_finish(void) { /* @@ -265,6 +277,8 @@ static void acpi_hibernation_finish(void) /* reset firmware waking vector */ acpi_set_firmware_waking_vector((acpi_physical_address) 0); + + acpi_target_sleep_state = ACPI_STATE_S0; } static int acpi_hibernation_pre_restore(void) @@ -281,10 +295,13 @@ static void acpi_hibernation_restore_cleanup(void) acpi_hw_enable_all_runtime_gpes(); } -static struct hibernation_ops acpi_hibernation_ops = { +static struct platform_hibernation_ops acpi_hibernation_ops = { + .start = acpi_hibernation_start, + .pre_snapshot = acpi_hibernation_prepare, + .finish = acpi_hibernation_finish, .prepare = acpi_hibernation_prepare, .enter = acpi_hibernation_enter, - .finish = acpi_hibernation_finish, + .leave = acpi_hibernation_leave, .pre_restore = acpi_hibernation_pre_restore, .restore_cleanup = acpi_hibernation_restore_cleanup, }; @@ -421,7 +438,7 @@ int __init acpi_sleep_init(void) } } - pm_set_ops(&acpi_pm_ops); + suspend_set_ops(&acpi_pm_ops); #endif #ifdef CONFIG_HIBERNATION |