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ACPI / PM: Fix unused function warnings for CONFIG_PM_SLEEP

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According to compiler warnings, several suspend/resume functions
in ACPI drivers are not used for CONFIG_PM_SLEEP unset, so add
#ifdefs to prevent them from being built in that case.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Rafael J. Wysocki
2012-08-09 23:00:02 +02:00
parent 300d3739e8
commit 9069240480
7 changed files with 24 additions and 0 deletions
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4
drivers/acpi/button.c
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@@ -78,7 +78,9 @@ static int acpi_button_add(struct acpi_device *device);
static int acpi_button_remove(struct acpi_device *device, int type);
static void acpi_button_notify(struct acpi_device *device, u32 event);
#ifdef CONFIG_PM_SLEEP
static int acpi_button_resume(struct device *dev);
#endif
static SIMPLE_DEV_PM_OPS(acpi_button_pm, NULL, acpi_button_resume);
static struct acpi_driver acpi_button_driver = {
@@ -310,6 +312,7 @@ static void acpi_button_notify(struct acpi_device *device, u32 event)
}
}
#ifdef CONFIG_PM_SLEEP
static int acpi_button_resume(struct device *dev)
{
struct acpi_device *device = to_acpi_device(dev);
@@ -319,6 +322,7 @@ static int acpi_button_resume(struct device *dev)
return acpi_lid_send_state(device);
return 0;
}
#endif
static int acpi_button_add(struct acpi_device *device)
{