summaryrefslogtreecommitdiffstats
path: root/drivers/acpi/sleep.c
diff options
context:
space:
mode:
authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2022-05-25 14:38:29 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2022-05-25 14:38:29 +0200
commit14c03a4a757f4be3e81c5004ca72f809ab04e0b1 (patch)
treebd2586eb8dab7e979aef0cf378037877521395ea /drivers/acpi/sleep.c
parentMerge tag 'pm-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafa... (diff)
parentkernel/reboot: Add devm_register_restart_handler() (diff)
downloadlinux-14c03a4a757f4be3e81c5004ca72f809ab04e0b1.tar.xz
linux-14c03a4a757f4be3e81c5004ca72f809ab04e0b1.zip
Merge back reboot/poweroff notifiers rework for 5.19-rc1.
Diffstat (limited to 'drivers/acpi/sleep.c')
-rw-r--r--drivers/acpi/sleep.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 3147702710af..04ea1569df78 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -1035,20 +1035,22 @@ static void acpi_sleep_hibernate_setup(void)
static inline void acpi_sleep_hibernate_setup(void) {}
#endif /* !CONFIG_HIBERNATION */
-static void acpi_power_off_prepare(void)
+static int acpi_power_off_prepare(struct sys_off_data *data)
{
/* Prepare to power off the system */
acpi_sleep_prepare(ACPI_STATE_S5);
acpi_disable_all_gpes();
acpi_os_wait_events_complete();
+ return NOTIFY_DONE;
}
-static void acpi_power_off(void)
+static int acpi_power_off(struct sys_off_data *data)
{
/* acpi_sleep_prepare(ACPI_STATE_S5) should have already been called */
pr_debug("%s called\n", __func__);
local_irq_disable();
acpi_enter_sleep_state(ACPI_STATE_S5);
+ return NOTIFY_DONE;
}
int __init acpi_sleep_init(void)
@@ -1067,8 +1069,14 @@ int __init acpi_sleep_init(void)
if (acpi_sleep_state_supported(ACPI_STATE_S5)) {
sleep_states[ACPI_STATE_S5] = 1;
- pm_power_off_prepare = acpi_power_off_prepare;
- pm_power_off = acpi_power_off;
+
+ register_sys_off_handler(SYS_OFF_MODE_POWER_OFF_PREPARE,
+ SYS_OFF_PRIO_FIRMWARE,
+ acpi_power_off_prepare, NULL);
+
+ register_sys_off_handler(SYS_OFF_MODE_POWER_OFF,
+ SYS_OFF_PRIO_FIRMWARE,
+ acpi_power_off, NULL);
} else {
acpi_no_s5 = true;
}