linux-kernel - [PATCH] thermal: sti: Ignore suspend/resume functions when !PM

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Date:	Wed, 19 Nov 2014 15:50:31 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:	lee.jones@...aro.org, kernel@...inux.com, edubezval@...il.com,
	linux-pm@...r.kernel.org
Subject: [PATCH] thermal: sti: Ignore suspend/resume functions when !PM

Prevents build warning:

st_thermal.c:278:12:
    warning: ‘st_thermal_suspend’ defined but not used [-Wunused-function]
st_thermal.c:286:12:
    warning: ‘st_thermal_resume’ defined but not used [-Wunused-function]

Signed-off-by: Lee Jones <lee.jones@...aro.org>
---

v1 => v2:
 - CONFIG_PM => CONFIG_PM_SLEEP suggested by David Paris.

 drivers/thermal/st/st_thermal.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/thermal/st/st_thermal.c b/drivers/thermal/st/st_thermal.c
index 90163b3..d1ec580 100644
--- a/drivers/thermal/st/st_thermal.c
+++ b/drivers/thermal/st/st_thermal.c
@@ -275,6 +275,7 @@ int st_thermal_unregister(struct platform_device *pdev)
 }
 EXPORT_SYMBOL_GPL(st_thermal_unregister);
 
+#ifdef CONFIG_PM_SLEEP
 static int st_thermal_suspend(struct device *dev)
 {
 	struct platform_device *pdev = to_platform_device(dev);
@@ -305,6 +306,8 @@ static int st_thermal_resume(struct device *dev)
 
 	return 0;
 }
+#endif
+
 SIMPLE_DEV_PM_OPS(st_thermal_pm_ops, st_thermal_suspend, st_thermal_resume);
 EXPORT_SYMBOL_GPL(st_thermal_pm_ops);
 
-- 
1.9.1

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