valz_acpi_hci_set
static ACPI_STATUS valz_acpi_hci_set(struct valz_acpi_softc *, uint32_t,
rv = valz_acpi_hci_set(sc, SCI_OPEN, 0, 0, &result);
rv = valz_acpi_hci_set(sc, SCI_CLOSE, 0, 0, &result);
rv = valz_acpi_hci_set(sc, SCI_SET, SCI_TOUCHPAD, status, &result);
rv = valz_acpi_hci_set(sc, HCI_SET, HCI_LCD_BACKLIGHT, status, &result);