linux-kernel - [PATCH 1/2] mfd: max14577: max14577_{suspend,resume}() should depend on CONFIG_PM

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Date:	Sun, 26 Jan 2014 11:38:42 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>,
	Sangbeom Kim <sbkim73@...sung.com>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Chanwoo Choi <cw00.choi@...sung.com>
Cc:	linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH 1/2] mfd: max14577: max14577_{suspend,resume}() should depend on CONFIG_PM_SLEEP

If CONFIG_PM_SLEEP=n:

drivers/mfd/max14577.c:177: warning: ‘max14577_suspend’ defined but not used
drivers/mfd/max14577.c:200: warning: ‘max14577_resume’ defined but not used

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
 drivers/mfd/max14577.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mfd/max14577.c b/drivers/mfd/max14577.c
index ac514fb2b877..71aa14a6bfbb 100644
--- a/drivers/mfd/max14577.c
+++ b/drivers/mfd/max14577.c
@@ -173,6 +173,7 @@ static const struct i2c_device_id max14577_i2c_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, max14577_i2c_id);
 
+#ifdef CONFIG_PM_SLEEP
 static int max14577_suspend(struct device *dev)
 {
 	struct i2c_client *i2c = container_of(dev, struct i2c_client, dev);
@@ -208,6 +209,7 @@ static int max14577_resume(struct device *dev)
 
 	return 0;
 }
+#endif /* CONFIG_PM_SLEEP */
 
 static struct of_device_id max14577_dt_match[] = {
 	{ .compatible = "maxim,max14577", },
-- 
1.7.9.5

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