Commit 7aa6ca4d authored Jul 13, 2015 by Mark Rustad Committed by Bjorn Helgaas Jul 21, 2015

PCI: Add VPD function 0 quirk for Intel Ethernet devices



Set the PCI_DEV_FLAGS_VPD_REF_F0 flag on all Intel Ethernet device
functions other than function 0, so that on multi-function devices, we will
always read VPD from function 0 instead of from the other functions.

[bhelgaas: changelog]
Signed-off-by: Mark Rustad <mark.d.rustad@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Alexander Duyck <alexander.h.duyck@redhat.com>
CC: stable@vger.kernel.org

parent 932c435c

drivers/pci/quirks.c

+9 −0

Original line number	Diff line number	Diff line
		@@ -1895,6 +1895,15 @@ static void quirk_netmos(struct pci_dev *dev)
		DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_VENDOR_ID_NETMOS, PCI_ANY_ID,
		PCI_CLASS_COMMUNICATION_SERIAL, 8, quirk_netmos);

		static void quirk_f0_vpd_link(struct pci_dev *dev)
		{
		if (!dev->multifunction \|\| !PCI_FUNC(dev->devfn))
		return;
		dev->dev_flags \|= PCI_DEV_FLAGS_VPD_REF_F0;
		}
		DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR_ID_INTEL, PCI_ANY_ID,
		PCI_CLASS_NETWORK_ETHERNET, 8, quirk_f0_vpd_link);

		static void quirk_e100_interrupt(struct pci_dev *dev)
		{
		u16 command, pmcsr;

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