[PATCH v3 2/5] PCI: Add quirk for PLDA's XpressRICH3 host bridge class.
From: Liviu Dudau <hidden>
Date: 2015-10-12 10:08:18
Also in:
linux-arm-kernel, linux-pci, lkml
Subsystem:
pci subsystem, the rest · Maintainers:
Bjorn Helgaas, Linus Torvalds
The XpressRICH3 host bridge at power up has an unassigned class on some of ARM Ltd boards, add a quirk to correct that. Signed-off-by: Liviu Dudau <redacted> --- drivers/pci/quirks.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index b03373f..ae24bb4 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c@@ -4149,3 +4149,13 @@ static void quirk_intel_qat_vf_cap(struct pci_dev *pdev) } } DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x443, quirk_intel_qat_vf_cap); + +/* + * The PLDA's XpressRICH3 doesn't describe itself as a bridge. This is required + * for correct/normal enumeration. + */ +static void xr3pci_quirk_class(struct pci_dev *pdev) +{ + pdev->class = PCI_CLASS_BRIDGE_PCI << 8; +} +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_PLDA, PCI_DEVICE_ID_XR3PCI, xr3pci_quirk_class);
--
2.6.0
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