| Message ID | 1471994835-2423-2-git-send-email-okhaliq@caviumnetworks.com |
|---|---|
| State | Not Applicable |
| Headers | show |
On Tue, Aug 23, 2016 at 04:27:14PM -0700, Omer Khaliq wrote: > From: Ananth Jasty <Ananth.Jasty@cavium.com> > > Cavium cn88xx hardware presents an incorrect SR-IOV Function > Dependency Link, add a fixup quirk for the affected devices. > > Acked-by: David Daney <david.daney@cavium.com> > Signed-off-by: Ananth Jasty <Ananth.Jasty@cavium.com> > Signed-off-by: Omer Khaliq <okhaliq@caviumnetworks.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> If you update this patch for any reason, please update the subject like this: -PCI: quirk fixup for cavium invalid sriov link value. +PCI: Fix incorrect Cavium cn8xx SR-IOV Function Dependency Link This will make "git log --oneline drivers/pci/quirks.c" show more useful information and look more consistent. I assume somebody else will merge this patch along with your HWRNG driver. > --- > drivers/pci/quirks.c | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c > index 37ff015..5980aae 100644 > --- a/drivers/pci/quirks.c > +++ b/drivers/pci/quirks.c > @@ -834,6 +834,17 @@ static void quirk_amd_ioapic(struct pci_dev *dev) > DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_VIPER_7410, quirk_amd_ioapic); > #endif /* CONFIG_X86_IO_APIC */ > > +#ifdef CONFIG_ARM64 > + > +static void quirk_cavium_sriov_rnm_link(struct pci_dev *dev) > +{ > + /* Fix for improper SRIOV configuration on Cavium cn88xx RNM device */ > + if (dev->subsystem_device == 0xa118) > + dev->sriov->link = dev->devfn; > +} > +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CAVIUM, 0xa018, quirk_cavium_sriov_rnm_link); > +#endif > + > /* > * Some settings of MMRBC can lead to data corruption so block changes. > * See AMD 8131 HyperTransport PCI-X Tunnel Revision Guide > -- > 1.9.1 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 37ff015..5980aae 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -834,6 +834,17 @@ static void quirk_amd_ioapic(struct pci_dev *dev) DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_VIPER_7410, quirk_amd_ioapic); #endif /* CONFIG_X86_IO_APIC */ +#ifdef CONFIG_ARM64 + +static void quirk_cavium_sriov_rnm_link(struct pci_dev *dev) +{ + /* Fix for improper SRIOV configuration on Cavium cn88xx RNM device */ + if (dev->subsystem_device == 0xa118) + dev->sriov->link = dev->devfn; +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CAVIUM, 0xa018, quirk_cavium_sriov_rnm_link); +#endif + /* * Some settings of MMRBC can lead to data corruption so block changes. * See AMD 8131 HyperTransport PCI-X Tunnel Revision Guide