Add CONFIG_PM_SLEEP to suspend/resume functions to fix the build
warnings when CONFIG_PM_SLEEP is not selected. This is because
sleep PM callbacks defined by SET_SYSTEM_SLEEP_PM_OPS are only used
when the CONFIG_PM_SLEEP is enabled.
drivers/mfd/ucb1x00-core.c:672:12: warning: 'ucb1x00_suspend' defined but not
used [-Wunused-function]
drivers/mfd/ucb1x00-core.c:704:12: warning: 'ucb1x00_resume' defined but not
used [-Wunused-function]
Signed-off-by: Jingoo Han <jg1....@samsung.com>
---
drivers/mfd/ucb1x00-core.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index 70f02da..daec8c8 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -669,6 +669,7 @@ void ucb1x00_unregister_driver(struct ucb1x00_driver *drv)
mutex_unlock(&ucb1x00_mutex);
}
+#ifdef CONFIG_PM_SLEEP
static int ucb1x00_suspend(struct device *dev)
{
struct ucb1x00_plat_data *pdata = dev->platform_data;
@@ -736,6 +737,7 @@ static int ucb1x00_resume(struct device *dev)
mutex_unlock(&ucb1x00_mutex);
return 0;
}
+#endif
static const struct dev_pm_ops ucb1x00_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(ucb1x00_suspend, ucb1x00_resume)
--
1.7.10.4
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