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Re: [PATCH v8 00/61] PCI: Resource allocation cleanup for v4.4

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  Re: [PATCH v8 00/61] PCI: Resource allocation cleanup for v4.4 Khalid Aziz <khalid.aziz@oracle.com> - 2015-11-23 22:40 +0100
    Re: [PATCH v8 00/61] PCI: Resource allocation cleanup for v4.4 Yinghai Lu <yinghai@kernel.org> - 2015-11-24 03:40 +0100

#1275875 — Re: [PATCH v8 00/61] PCI: Resource allocation cleanup for v4.4

On Fri, 2015-10-30 at 18:53 -0700, Yinghai Lu wrote:
> On Fri, Oct 30, 2015 at 2:47 PM, Khalid Aziz <khalid.aziz@oracle.com> wrote:
> >
> > I applied patches 1-8 and 11-16 to 4.3.0-rc7 to test on sparc platforms. I
> > am seeing a "can't claim BAR" message on a T4:
> >
> > pci 0000:04:00.0: can't claim BAR 6 [mem 0x84000000000-0x8400000ffff]:
> > address conflict with 0000:04:00.0 [mem 0x84000000000-0x840007fffff]
> 
> PCI: scan_bus[/pci@400/pci@1/pci@0/pci@0/pci@0] bus no 4
>   * /pci@400/pci@1/pci@0/pci@0/pci@0/display@0
>     create device, devfn: 0, type: display
>     class: 0x30000 device name: 0000:04:00.0
>     parse addresses (80 bytes) @ fff8001fffe34f40
>   start: 84000000000, end: 840007fffff, i: 10
>   start: 84000800000, end: 8400081ffff, i: 14
>   start: 85100000000, end: 8510000007f, i: 18
>   start: 84000000000, end: 8400000ffff, i: 30
> 
> so the BAR 6 the ROM bar is overlapping with BAR0.
> and the ROM bar get rejected.
> 
> Looks like only the device BAR6 is not assigned form OF?
> 

Hi Yinghai,

Any progress on this? Do you need any more information from me?

Thanks,
Khalid

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#1276026

On Mon, Nov 23, 2015 at 1:31 PM, Khalid Aziz <khalid.aziz@oracle.com> wrote:
>> Looks like only the device BAR6 is not assigned form OF?
>
> Any progress on this? Do you need any more information from me?

Should be one warning about this device in that system.

We don't need to do anything about it if the device is working with
this patch set.

Thanks

Yinghai
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