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Merge branch 'acpi-pm'

Browse source 
* acpi-pm:
  ACPI / sleep: Rework the handling of ACPI GPE wakeup from suspend-to-idle
  PM / sleep: Rename platform suspend/resume functions in suspend.c
  PM / sleep: Export dpm_suspend_late/noirq() and dpm_resume_early/noirq()
This commit is contained in:
Rafael J. Wysocki 2014-10-07 01:17:50 +02:00
commit 28c399e2a1
6 changed files with 65 additions and 16 deletions
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2
drivers/acpi/osl.c
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@ -835,7 +835,7 @@ acpi_os_install_interrupt_handler(u32 gsi, acpi_osd_handler handler,
acpi_irq_handler = handler;
acpi_irq_context = context;
if (request_irq(irq, acpi_irq, IRQF_SHARED | IRQF_NO_SUSPEND, "acpi", acpi_irq)) {
if (request_irq(irq, acpi_irq, IRQF_SHARED, "acpi", acpi_irq)) {
printk(KERN_ERR PREFIX "SCI (IRQ%d) allocation failed\n", irq);
acpi_irq_handler = NULL;
return AE_NOT_ACQUIRED;

16
drivers/acpi/sleep.c
View file

@ -14,6 +14,7 @@
#include <linux/irq.h>
#include <linux/dmi.h>
#include <linux/device.h>
#include <linux/interrupt.h>
#include <linux/suspend.h>
#include <linux/reboot.h>
#include <linux/acpi.h>
@ -626,6 +627,19 @@ static int acpi_freeze_begin(void)
return 0;
}
static int acpi_freeze_prepare(void)
{
acpi_enable_all_wakeup_gpes();
enable_irq_wake(acpi_gbl_FADT.sci_interrupt);
return 0;
}
static void acpi_freeze_restore(void)
{
disable_irq_wake(acpi_gbl_FADT.sci_interrupt);
acpi_enable_all_runtime_gpes();
}
static void acpi_freeze_end(void)
{
acpi_scan_lock_release();
@ -633,6 +647,8 @@ static void acpi_freeze_end(void)
static const struct platform_freeze_ops acpi_freeze_ops = {
.begin = acpi_freeze_begin,
.prepare = acpi_freeze_prepare,
.restore = acpi_freeze_restore,
.end = acpi_freeze_end,
};