diff options
| author | Magnus Damm <damm@igel.co.jp> | 2009-04-01 14:39:20 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-04-02 11:20:43 +0900 |
| commit | 4ba50df685e85b9d912a290d9614ffbeb4d9f060 (patch) | |
| tree | a09420574539613254621ebf33dd59e2fb212163 /drivers/input | |
| parent | 2dcec7a988a1895540460a0bf5603bab63d5a3ed (diff) | |
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: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/keyboard/sh_keysc.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c index e1480fb11de..cea70e6a103 100644 --- a/drivers/input/keyboard/sh_keysc.c +++ b/drivers/input/keyboard/sh_keysc.c @@ -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 = { |