-From: Mathias Kresin <dev@kresin.me>
-Date: Tue, 14 Mar 2017 22:12:12 +0100
-Subject: [PATCH v2] MIPS: PCI: scan PCI controllers in reverse order
-
-Commit 23dac14d058f ("MIPS: PCI: Use struct list_head lists") changed
-the controller list from reverse to straight order without taking care
-of the changed order for the scan of the recorded PCI controllers.
-
-Traverse the list in reverse order to restore the former behaviour.
-
-This patches fixes the following PCI error on lantiq:
-
- pci 0000:01:00.0: BAR 0: error updating (0x1c000004 != 0x000000)
-
-Fixes: 23dac14d058f ("MIPS: PCI: Use struct list_head lists")
-Signed-off-by: Mathias Kresin <dev@kresin.me>
----
- arch/mips/pci/pci-legacy.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
---- a/arch/mips/pci/pci-legacy.c
-+++ b/arch/mips/pci/pci-legacy.c
-@@ -222,7 +222,7 @@ static int __init pcibios_init(void)
- struct pci_controller *hose;
-
- /* Scan all of the recorded PCI controllers. */
-- list_for_each_entry(hose, &controllers, list)
-+ list_for_each_entry_reverse(hose, &controllers, list)
- pcibios_scanbus(hose);
-
- pci_fixup_irqs(pci_common_swizzle, pcibios_map_irq);