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Commit 4ba50df6 authored by Magnus Damm's avatar Magnus Damm Committed by Paul Mundt
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input: sh_keysc: use enable/disable_irq_wake() 



Modify the sh_keysc driver to use enable/disable_irq_wake()
during suspend and resume. These functions are used to enable
the sh_keysc interrupt in the interrupt controller so the
keypad can be used to wakeup the system from suspend.

Signed-off-by: default avatarMagnus Damm <damm@igel.co.jp>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 2dcec7a9

drivers/input/keyboard/sh_keysc.c

+16 −1
Original line number Diff line number Diff line
@@ -259,12 +259,15 @@ static int sh_keysc_suspend(struct device *dev) 
{

	struct platform_device *pdev = to_platform_device(dev);

	struct sh_keysc_priv *priv = platform_get_drvdata(pdev);

	int irq = platform_get_irq(pdev, 0);

	unsigned short value;



	value = ioread16(priv->iomem_base + KYCR1_OFFS);



	if (device_may_wakeup(dev))

	if (device_may_wakeup(dev)) {

		value |= 0x80;

		enable_irq_wake(irq);

	}

	else

		value &= ~0x80;
@@ -272,8 +275,20 @@ static int sh_keysc_suspend(struct device *dev) 
	return 0;

}



static int sh_keysc_resume(struct device *dev)

{

	struct platform_device *pdev = to_platform_device(dev);

	int irq = platform_get_irq(pdev, 0);



	if (device_may_wakeup(dev))

		disable_irq_wake(irq);



	return 0;

}



static struct dev_pm_ops sh_keysc_dev_pm_ops = {

	.suspend = sh_keysc_suspend,

	.resume = sh_keysc_resume,

};



struct platform_driver sh_keysc_device_driver = {