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Date:   Sun, 5 May 2019 03:31:55 +0000
From:   Anson Huang <anson.huang@....com>
To:     "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        "wsa+renesas@...g-engineering.com" <wsa+renesas@...g-engineering.com>,
        "u.kleine-koenig@...gutronix.de" <u.kleine-koenig@...gutronix.de>,
        "eha@...f.com" <eha@...f.com>,
        "linux@...pel-privat.de" <linux@...pel-privat.de>,
        Laurentiu Tudor <laurentiu.tudor@....com>,
        "peda@...ntia.se" <peda@...ntia.se>,
        "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     dl-linux-imx <linux-imx@....com>
Subject: [PATCH] i2c: imx: Use __maybe_unused instead of #if CONFIG_PM

Use __maybe_unused for runtime PM related functions instead
of #if CONFIG_PM to simply the code.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 drivers/i2c/busses/i2c-imx.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index fd70b11..b1b8b93 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -1220,8 +1220,7 @@ static int i2c_imx_remove(struct platform_device *pdev)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int i2c_imx_runtime_suspend(struct device *dev)
+static int __maybe_unused i2c_imx_runtime_suspend(struct device *dev)
 {
 	struct imx_i2c_struct *i2c_imx = dev_get_drvdata(dev);
 
@@ -1230,7 +1229,7 @@ static int i2c_imx_runtime_suspend(struct device *dev)
 	return 0;
 }
 
-static int i2c_imx_runtime_resume(struct device *dev)
+static int __maybe_unused i2c_imx_runtime_resume(struct device *dev)
 {
 	struct imx_i2c_struct *i2c_imx = dev_get_drvdata(dev);
 	int ret;
@@ -1246,17 +1245,13 @@ static const struct dev_pm_ops i2c_imx_pm_ops = {
 	SET_RUNTIME_PM_OPS(i2c_imx_runtime_suspend,
 			   i2c_imx_runtime_resume, NULL)
 };
-#define I2C_IMX_PM_OPS (&i2c_imx_pm_ops)
-#else
-#define I2C_IMX_PM_OPS NULL
-#endif /* CONFIG_PM */
 
 static struct platform_driver i2c_imx_driver = {
 	.probe = i2c_imx_probe,
 	.remove = i2c_imx_remove,
 	.driver = {
 		.name = DRIVER_NAME,
-		.pm = I2C_IMX_PM_OPS,
+		.pm = &i2c_imx_pm_ops,
 		.of_match_table = i2c_imx_dt_ids,
 	},
 	.id_table = imx_i2c_devtype,
-- 
2.7.4

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