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| author | Dave Airlie <airlied@redhat.com> | 2020-08-11 11:58:31 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2020-08-11 11:58:31 +1000 |
| commit | c44264f9f729fd63bd6a81a6ac5cd6cd49af09e5 (patch) | |
| tree | ad77b18ffeafb50b3eb9ba6472670dc1d96f5558 /drivers/pci/quirks.c | |
| parent | ca457ab5908603b36be903e73977afde1ba03c84 (diff) | |
| parent | bcf876870b95592b52519ed4aafcf9d95999bc9c (diff) | |
| download | linux-c44264f9f729fd63bd6a81a6ac5cd6cd49af09e5.tar.gz linux-c44264f9f729fd63bd6a81a6ac5cd6cd49af09e5.tar.bz2 linux-c44264f9f729fd63bd6a81a6ac5cd6cd49af09e5.zip | |
Merge tag 'v5.8' into drm-next
I need to backmerge 5.8 as I've got a bunch of fixes sitting
on an rc7 base that I want to land.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/pci/quirks.c')
| -rw-r--r-- | drivers/pci/quirks.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 812bfc32ecb8..2ea61abd5830 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -2330,6 +2330,19 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10f1, quirk_disable_aspm_l0s); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x10f4, quirk_disable_aspm_l0s); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1508, quirk_disable_aspm_l0s); +static void quirk_disable_aspm_l0s_l1(struct pci_dev *dev) +{ + pci_info(dev, "Disabling ASPM L0s/L1\n"); + pci_disable_link_state(dev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1); +} + +/* + * ASM1083/1085 PCIe-PCI bridge devices cause AER timeout errors on the + * upstream PCIe root port when ASPM is enabled. At least L0s mode is affected; + * disable both L0s and L1 for now to be safe. + */ +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ASMEDIA, 0x1080, quirk_disable_aspm_l0s_l1); + /* * Some Pericom PCIe-to-PCI bridges in reverse mode need the PCIe Retrain * Link bit cleared after starting the link retrain process to allow this |