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| author | Bjorn Helgaas <bhelgaas@google.com> | 2017-11-14 12:11:33 -0600 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2017-11-14 12:11:33 -0600 |
| commit | 89000e89bf4df8b9a0a16e1d3856913907385bd5 (patch) | |
| tree | 25bd1e3b55dc0ff6df1b76d61cf672f4fbbefdc7 /drivers/pci/quirks.c | |
| parent | aaea12f7fe4c309c8cfa9040cbb3cb02feae0b4d (diff) | |
| parent | 84d897d69938a33f4ce3877c82d573e7a2b4e5a9 (diff) | |
| download | linux-89000e89bf4df8b9a0a16e1d3856913907385bd5.tar.gz | |
Merge branch 'pci/host-layerscape' into next
* pci/host-layerscape: PCI: layerscape: Change default error response behavior PCI: Disable MSI for Freescale Layerscape PCIe RC mode arm64: dts: ls1046a: Add PCIe controller DT nodes arm64: dts: ls1012a: Add PCIe controller DT node PCI: layerscape: Add support for ls1012a arm64: dts: ls1012a: Add MSI controller DT node irqchip/ls-scfg-msi: Add LS1012a MSI support
Diffstat (limited to 'drivers/pci/quirks.c')
| -rw-r--r-- | drivers/pci/quirks.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 0e22cce05742..cbe85e921ede 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4814,3 +4814,11 @@ static void quirk_no_ats(struct pci_dev *pdev) /* AMD Stoney platform GPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x98e4, quirk_no_ats); #endif /* CONFIG_PCI_ATS */ + +/* Freescale PCIe doesn't support MSI in RC mode */ +static void quirk_fsl_no_msi(struct pci_dev *pdev) +{ + if (pci_pcie_type(pdev) == PCI_EXP_TYPE_ROOT_PORT) + pdev->no_msi = 1; +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_FREESCALE, PCI_ANY_ID, quirk_fsl_no_msi); |