[PATCH 4.14 103/110] PCI/ASPM: Deal with missing root ports in link state handling

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Ard Biesheuvel commit ee8bdfb6568d86bb93f55f8d99c4c643e77304ee upstream. Even though it is unconventional, some PCIe host implementations omit the root ports

[PATCH 4.14 103/110] PCI/ASPM: Deal with missing root ports in link state handling

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Ard Biesheuvel commit ee8bdfb6568d86bb93f55f8d99c4c643e77304ee upstream. Even though it is unconventional, some PCIe host implementations omit the root ports entirely, and simply consist of a