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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2012-08-10 01:00:02 +0400 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2012-08-10 15:35:32 +0400 |
| commit | 9069240480e24a2d6ce23404c9ad6cabf59b7258 (patch) | |
| tree | 6dc30815db7ff040a91844f57848f7a0a1770d2b /drivers/acpi/button.c | |
| parent | 300d3739e873d50d4c6e3656f89007a217fb1d29 (diff) | |
| download | linux-9069240480e24a2d6ce23404c9ad6cabf59b7258.tar.xz | |
ACPI / PM: Fix unused function warnings for CONFIG_PM_SLEEP
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>
Diffstat (limited to 'drivers/acpi/button.c')
| -rw-r--r-- | drivers/acpi/button.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 79d4c22f7a6d..314a3b84bbc7 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -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) { |