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pwm: pwm-tiehrpwm: add CONFIG_PM_SLEEP to suspend/resume functions

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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@samsung.com>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
This commit is contained in:
Jingoo Han 2013-03-11 11:14:41 +09:00 committed by Thierry Reding
parent c26e9bb4ac
commit 29258b215a
1 changed files with 2 additions and 0 deletions
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2
drivers/pwm/pwm-tiehrpwm.c
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@ -559,6 +559,7 @@ void ehrpwm_pwm_restore_context(struct ehrpwm_pwm_chip *pc)
ehrpwm_write(pc->mmio_base, TBCTL, pc->ctx.tbctl); ehrpwm_write(pc->mmio_base, TBCTL, pc->ctx.tbctl);
} }
#ifdef CONFIG_PM_SLEEP
static int ehrpwm_pwm_suspend(struct device *dev) static int ehrpwm_pwm_suspend(struct device *dev)
{ {
struct ehrpwm_pwm_chip *pc = dev_get_drvdata(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); ehrpwm_pwm_restore_context(pc);
return 0; return 0;
} }
#endif
static SIMPLE_DEV_PM_OPS(ehrpwm_pwm_pm_ops, ehrpwm_pwm_suspend, static SIMPLE_DEV_PM_OPS(ehrpwm_pwm_pm_ops, ehrpwm_pwm_suspend,
ehrpwm_pwm_resume); ehrpwm_pwm_resume);