[PATCH v2 2/5] PCI: Add quirk for PLDA's XpressRICH3 host bridge class.
Liviu Dudau
Liviu.Dudau at arm.com
Fri Oct 9 09:57:26 PDT 2015
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 <Liviu.Dudau at arm.com>
---
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
More information about the linux-arm-kernel
mailing list