[PATCH 3/3] pwm: pwm-tiehrpwm: add CONFIG_PM_SLEEP to suspend/resumefunctions

From: Jingoo Han
Date: Sun Mar 10 2013 - 22:14:49 EST


This patch adds CONFIG_PM_SLEEP to suspend/resume functions to fix
the following build warning when CONFIG_PM_SLEEP is not selected.

drivers/pwm/pwm-tiehrpwm.c:562:12: warning: 'ehrpwm_pwm_suspend' defined but not used [-Wunused-function]
drivers/pwm/pwm-tiehrpwm.c:580:12: warning: 'ehrpwm_pwm_resume' defined but not used [-Wunused-function

Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
drivers/pwm/pwm-tiehrpwm.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c
index 8b4c86f..d058ba9 100644
--- a/drivers/pwm/pwm-tiehrpwm.c
+++ b/drivers/pwm/pwm-tiehrpwm.c
@@ -559,6 +559,7 @@ void ehrpwm_pwm_restore_context(struct ehrpwm_pwm_chip *pc)
ehrpwm_write(pc->mmio_base, TBCTL, pc->ctx.tbctl);
}

+#ifdef CONFIG_PM_SLEEP
static int ehrpwm_pwm_suspend(struct device *dev)
{
struct ehrpwm_pwm_chip *pc = dev_get_drvdata(dev);
@@ -594,6 +595,7 @@ static int ehrpwm_pwm_resume(struct device *dev)
ehrpwm_pwm_restore_context(pc);
return 0;
}
+#endif

static SIMPLE_DEV_PM_OPS(ehrpwm_pwm_pm_ops, ehrpwm_pwm_suspend,
ehrpwm_pwm_resume);
--
1.7.2.5


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