platform/x86: intel_int0002_vgpio: Use device_init_wakeup

Use device_init_wakeup and pm_wakeup_hard_event instead of directly
calling pm_system_wakeup(). This is the preferred way to do this and
this will allow the user to disable wakeup through INT0002 events
through sysfs.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

diff --git a/drivers/platform/x86/intel_int0002_vgpio.c b/drivers/platform/x86/intel_int0002_vgpio.c
index 4df10d5b9db9f55082bea6e4f063941ccdd5448b..d291bb482786faae785f99185f7063fc1ff2cc1f 100644 (file)
--- a/drivers/platform/x86/intel_int0002_vgpio.c
+++ b/drivers/platform/x86/intel_int0002_vgpio.c
@@ -122,7 +122,7 @@ static irqreturn_t int0002_irq(int irq, void *data)
        generic_handle_irq(irq_find_mapping(chip->irq.domain,
                                            GPE0A_PME_B0_VIRT_GPIO_PIN));
 
-       pm_system_wakeup();
+       pm_wakeup_hard_event(chip->parent);
 
        return IRQ_HANDLED;
 }
@@ -215,6 +215,13 @@ static int int0002_probe(struct platform_device *pdev)
 
        gpiochip_set_chained_irqchip(chip, irq_chip, irq, NULL);
 
+       device_init_wakeup(dev, true);
+       return 0;
+}
+
+static int int0002_remove(struct platform_device *pdev)
+{
+       device_init_wakeup(&pdev->dev, false);
        return 0;
 }
 
@@ -230,6 +237,7 @@ static struct platform_driver int0002_driver = {
                .acpi_match_table       = int0002_acpi_ids,
        },
        .probe  = int0002_probe,
+       .remove = int0002_remove,
 };
 
 module_platform_driver(int0002_driver);