AuxXxilium/linux_dsm_epyc7002
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Merge branches 'acpi-sleep-fixes' and 'acpi-wdat-fixes'

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* acpi-sleep-fixes:
  Revert "ACPI: Execute _PTS before system reboot"

* acpi-wdat-fixes:
  watchdog: wdat_wdt: Select WATCHDOG_CORE
This commit is contained in:
Rafael J. Wysocki 2016-11-25 22:24:07 +01:00
commit 7e5c07af86
2 changed files with 7 additions and 23 deletions
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29
drivers/acpi/sleep.c
View File

@ -47,32 +47,15 @@ static void acpi_sleep_tts_switch(u32 acpi_state)
}
}
static void acpi_sleep_pts_switch(u32 acpi_state)
{
acpi_status status;
status = acpi_execute_simple_method(NULL, "\\_PTS", acpi_state);
if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
/*
* OS can't evaluate the _PTS object correctly. Some warning
* message will be printed. But it won't break anything.
*/
printk(KERN_NOTICE "Failure in evaluating _PTS object\n");
}
}
static int sleep_notify_reboot(struct notifier_block *this,
static int tts_notify_reboot(struct notifier_block *this,
unsigned long code, void *x)
{
acpi_sleep_tts_switch(ACPI_STATE_S5);
acpi_sleep_pts_switch(ACPI_STATE_S5);
return NOTIFY_DONE;
}
static struct notifier_block sleep_notifier = {
.notifier_call = sleep_notify_reboot,
static struct notifier_block tts_notifier = {
.notifier_call = tts_notify_reboot,
.next = NULL,
.priority = 0,
};
@ -916,9 +899,9 @@ int __init acpi_sleep_init(void)
pr_info(PREFIX "(supports%s)\n", supported);
/*
* Register the sleep_notifier to reboot notifier list so that the _TTS
* and _PTS object can also be evaluated when the system enters S5.
* Register the tts_notifier to reboot notifier list so that the _TTS
* object can also be evaluated when the system enters S5.
*/
register_reboot_notifier(&sleep_notifier);
register_reboot_notifier(&tts_notifier);
return 0;
}

1
drivers/watchdog/Kconfig
View File

@ -155,6 +155,7 @@ config TANGOX_WATCHDOG
config WDAT_WDT
tristate "ACPI Watchdog Action Table (WDAT)"
depends on ACPI
select WATCHDOG_CORE
select ACPI_WATCHDOG
help
This driver adds support for systems with ACPI Watchdog Action