acpi_dev_get_irq_type
ctx->fwspec->param[1] = acpi_dev_get_irq_type(triggering, polarity);
fwspec.param[1] = acpi_dev_get_irq_type(trigger, polarity);
EXPORT_SYMBOL_GPL(acpi_dev_get_irq_type);
irq_flags = acpi_dev_get_irq_type(info.triggering,
irq_type = acpi_dev_get_irq_type(data->trigger, data->polarity);
unsigned int acpi_dev_get_irq_type(int triggering, int polarity);