@@ -127,6 +127,14 @@ static irqreturn_t int0002_irq(int irq,
return IRQ_HANDLED;
}
+static bool int0002_check_wake(void *data)
+{
+ u32 gpe_sts_reg;
+
+ gpe_sts_reg = inl(GPE0A_STS_PORT);
+ return (gpe_sts_reg & GPE0A_PME_B0_STS_BIT);
+}
+
static struct irq_chip int0002_byt_irqchip = {
.name = DRV_NAME,
.irq_ack = int0002_irq_ack,
@@ -220,6 +228,7 @@ static int int0002_probe(struct platform
gpiochip_set_chained_irqchip(chip, irq_chip, irq, NULL);
+ acpi_register_wakeup_handler(irq, int0002_check_wake, NULL);
device_init_wakeup(dev, true);
return 0;
}
@@ -227,6 +236,7 @@ static int int0002_probe(struct platform
static int int0002_remove(struct platform_device *pdev)
{
device_init_wakeup(&pdev->dev, false);
+ acpi_unregister_wakeup_handler(int0002_check_wake, NULL);
return 0;
}