Re: [PATCH] PCI: controller: Restore PCI_REASSIGN_ALL_BUS when PCI_PROBE_ONLY is enabled

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On Fri, Mar 07, 2025 at 06:14:26PM +0800, Bo Sun wrote:

[...]

> > > So, I propose the following solution as a workaround to handle these edge
> > > cases.
> > > 
> > > diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
> > > index 82b21e34c545..af8efebc7e7d 100644
> > > --- a/drivers/pci/quirks.c
> > > +++ b/drivers/pci/quirks.c
> > > @@ -6181,6 +6181,13 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x1536,
> > > rom_bar_overlap_defect);
> > >   DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x1537,
> > > rom_bar_overlap_defect);
> > >   DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x1538,
> > > rom_bar_overlap_defect);
> > > 
> > > +static void quirk_marvell_cn96xx_cn10xxx_reassign_all_busnr(struct pci_dev
> > > *dev)
> > > +{
> > > +       if (!pci_has_flag(PCI_PROBE_ONLY))
> > > +               pci_add_flags(PCI_REASSIGN_ALL_BUS);
> > > +}
> > > +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_CAVIUM, 0xa002,
> > > quirk_marvell_cn96xx_cn10xxx_reassign_all_busnr);
> > > +
> > 
> > LGTM. Please add a comment about this quirk too.
> 
> OK, I'll add the comment. Should I send the v2 patch?
> 

Yes, ofc. You should send v2 with the quirk change.

- Mani

-- 
மணிவண்ணன் சதாசிவம்




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