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Commit 62c32e46 authored by Krzysztof Kozlowski's avatar Krzysztof Kozlowski Committed by Greg Kroah-Hartman
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usb: misc: usb3503: Clean up on driver unbind 



The driver should clean up after itself by unpreparing the clock when it
is unbound.

Signed-off-by: default avatarKrzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: default avatarJavier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 495660cb

drivers/usb/misc/usb3503.c

+24 −0
Original line number Diff line number Diff line
@@ -330,6 +330,17 @@ static int usb3503_i2c_probe(struct i2c_client *i2c, 
	return usb3503_probe(hub);

}



static int usb3503_i2c_remove(struct i2c_client *i2c)

{

	struct usb3503 *hub;



	hub = i2c_get_clientdata(i2c);

	if (hub->clk)

		clk_disable_unprepare(hub->clk);



	return 0;

}



static int usb3503_platform_probe(struct platform_device *pdev)

{

	struct usb3503 *hub;
@@ -343,6 +354,17 @@ static int usb3503_platform_probe(struct platform_device *pdev) 
	return usb3503_probe(hub);

}



static int usb3503_platform_remove(struct platform_device *pdev)

{

	struct usb3503 *hub;



	hub = platform_get_drvdata(pdev);

	if (hub->clk)

		clk_disable_unprepare(hub->clk);



	return 0;

}



#ifdef CONFIG_PM_SLEEP

static int usb3503_i2c_suspend(struct device *dev)

{
@@ -396,6 +418,7 @@ static struct i2c_driver usb3503_i2c_driver = { 
		.of_match_table = of_match_ptr(usb3503_of_match),

	},

	.probe		= usb3503_i2c_probe,

	.remove		= usb3503_i2c_remove,

	.id_table	= usb3503_id,

};
@@ -405,6 +428,7 @@ static struct platform_driver usb3503_platform_driver = { 
		.of_match_table = of_match_ptr(usb3503_of_match),

	},

	.probe		= usb3503_platform_probe,

	.remove		= usb3503_platform_remove,

};



static int __init usb3503_init(void)