cmpc_add_acpi_notify_device
return cmpc_add_acpi_notify_device(acpi, "cmpc_keys",
error = cmpc_add_acpi_notify_device(acpi, "cmpc_accel_v4",
error = cmpc_add_acpi_notify_device(acpi, "cmpc_accel",
return cmpc_add_acpi_notify_device(acpi, "cmpc_tablet",