apple_pcie_rid2sid_write
if (apple_pcie_rid2sid_write(port, i, 0xbad1d) != 0xbad1d)
apple_pcie_rid2sid_write(port, i, 0);
apple_pcie_rid2sid_write(port, idx,
apple_pcie_rid2sid_write(port, idx, 0);