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ideapad_laptop: introduce #ifdef CONFIG_PM_SLEEP for PM specific code 

ideapad_acpi_resume() and ideapad_pm is meaningful
only if CONFIG_PM_SLEEP is set.
Thus introduce #ifdef for this piece of code.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
CC: Matthew Garrett <matthew.garrett@nebula.com>
CC: Ike Panhc <ike.pan@canonical.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Zhang Rui 2013-09-25 20:39:46 +08:00 committed by Rafael J. Wysocki
parent cc8ef52707
commit 11fa8da5fb
1 changed files with 4 additions and 0 deletions
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4
drivers/platform/x86/ideapad-laptop.c
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@ -901,6 +901,7 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event)
}
}
#ifdef CONFIG_PM_SLEEP
static int ideapad_acpi_resume(struct device *device)
{
ideapad_sync_rfk_state(ideapad_priv);
@ -909,6 +910,7 @@ static int ideapad_acpi_resume(struct device *device)
}
static SIMPLE_DEV_PM_OPS(ideapad_pm, NULL, ideapad_acpi_resume);
#endif
static struct acpi_driver ideapad_acpi_driver = {
.name = "ideapad_acpi",
@ -917,7 +919,9 @@ static struct acpi_driver ideapad_acpi_driver = {
.ops.add = ideapad_acpi_add,
.ops.remove = ideapad_acpi_remove,
.ops.notify = ideapad_acpi_notify,
#ifdef CONFIG_PM_SLEEP
.drv.pm = &ideapad_pm,
#endif
.owner = THIS_MODULE,
};
module_acpi_driver(ideapad_acpi_driver);