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pwm: pwm-tiecap: 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-tiecap.c:314:12: warning: 'ecap_pwm_suspend' defined but not used [-Wunused-function]
drivers/pwm/pwm-tiecap.c:328:12: warning: 'ecap_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 11:12:58 +09:00 • committed by Thierry Reding
parent c509a8e521
commit b78f5fc92a
1 changed files with 2 additions and 0 deletions
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2
drivers/pwm/pwm-tiecap.c
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@ -311,6 +311,7 @@ void ecap_pwm_restore_context(struct ecap_pwm_chip *pc)
writew(pc->ctx.ecctl2, pc->mmio_base + ECCTL2); writew(pc->ctx.ecctl2, pc->mmio_base + ECCTL2);
} }
#ifdef CONFIG_PM_SLEEP
static int ecap_pwm_suspend(struct device *dev) static int ecap_pwm_suspend(struct device *dev)
{ {
struct ecap_pwm_chip *pc = dev_get_drvdata(dev); struct ecap_pwm_chip *pc = dev_get_drvdata(dev);
@ -337,6 +338,7 @@ static int ecap_pwm_resume(struct device *dev)
ecap_pwm_restore_context(pc); ecap_pwm_restore_context(pc);
return 0; return 0;
} }
#endif
static SIMPLE_DEV_PM_OPS(ecap_pwm_pm_ops, ecap_pwm_suspend, ecap_pwm_resume); static SIMPLE_DEV_PM_OPS(ecap_pwm_pm_ops, ecap_pwm_suspend, ecap_pwm_resume);