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Commit b9f1b45b authored by Rafael J. Wysocki's avatar Rafael J. Wysocki Committed by Wolfram Sang
Browse files

i2c-puv3: Use struct dev_pm_ops for power management 



Make the PKUnity-v3 SoC I2C controller driver define its suspend
callback through a struct dev_pm_ops object rather than by using
a legacy PM hook in struct platform_driver.  The empty resume
callback is not necessary, so remove it.

Signed-off-by: default avatarRafael J. Wysocki <rjw@sisk.pl>
Acked-by: default avatarGuan Xuetao <gxt@mprc.pku.edu.cn>
Signed-off-by: default avatarWolfram Sang <w.sang@pengutronix.de>
parent 783414ba

drivers/i2c/busses/i2c-puv3.c

+6 −9
Original line number Diff line number Diff line
@@ -254,7 +254,7 @@ static int __devexit puv3_i2c_remove(struct platform_device *pdev) 
}



#ifdef CONFIG_PM

static int puv3_i2c_suspend(struct platform_device *dev, pm_message_t state)

static int puv3_i2c_suspend(struct device *dev)

{

	int poll_count;

	/* Disable the IIC */
@@ -267,23 +267,20 @@ static int puv3_i2c_suspend(struct platform_device *dev, pm_message_t state) 
	return 0;

}



static int puv3_i2c_resume(struct platform_device *dev)

{

	return 0 ;

}

static SIMPLE_DEV_PM_OPS(puv3_i2c_pm, puv3_i2c_suspend, NULL);

#define PUV3_I2C_PM	(&puv3_i2c_pm)



#else

#define puv3_i2c_suspend NULL

#define puv3_i2c_resume NULL

#define PUV3_I2C_PM	NULL

#endif



static struct platform_driver puv3_i2c_driver = {

	.probe		= puv3_i2c_probe,

	.remove		= __devexit_p(puv3_i2c_remove),

	.suspend	= puv3_i2c_suspend,

	.resume		= puv3_i2c_resume,

	.driver		= {

		.name	= "PKUnity-v3-I2C",

		.owner	= THIS_MODULE,

		.pm	= PUV3_I2C_PM,

	}

};