On Sun, 15 Aug 2021 20:16:50 +0200, marek.vasut@xxxxxxxxx wrote: > When the link is in L1, hardware should return it to L0 > automatically whenever a transaction targets a component on the > other end of the link (PCIe r5.0, sec 5.2). > > The R-Car PCIe controller doesn't handle this transition correctly. > If the link is not in L0, an MMIO transaction targeting a downstream > device fails, and the controller reports an ARM imprecise external > abort. > > [...] Applied to pci/rcar, thanks! [1/1] PCI: rcar: Add L1 link state fix into data abort hook https://git.kernel.org/lpieralisi/pci/c/a115b1bd3a Thanks, Lorenzo