pwm: tiecap: add CONFIG_PM_SLEEP to ecap_pwm_{save,restore}_context()
ecap_pwm_save_context() and ecap_pwm_restore_context() are only used when CONFIG_PM_SLEEP is selected. drivers/pwm/pwm-tiecap.c:293:13: warning: 'ecap_pwm_save_context' defined but not used [-Wunused-function] drivers/pwm/pwm-tiecap.c:302:13: warning: 'ecap_pwm_restore_context' defined but not used [-Wunused-function] Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
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@ -290,6 +290,7 @@ static int ecap_pwm_remove(struct platform_device *pdev)
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return pwmchip_remove(&pc->chip);
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}
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#ifdef CONFIG_PM_SLEEP
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static void ecap_pwm_save_context(struct ecap_pwm_chip *pc)
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{
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pm_runtime_get_sync(pc->chip.dev);
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@ -306,7 +307,6 @@ static void ecap_pwm_restore_context(struct ecap_pwm_chip *pc)
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writew(pc->ctx.ecctl2, pc->mmio_base + ECCTL2);
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}
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#ifdef CONFIG_PM_SLEEP
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static int ecap_pwm_suspend(struct device *dev)
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{
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struct ecap_pwm_chip *pc = dev_get_drvdata(dev);
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