[PATCH 04/25] [POWERPC] Added indirect quirk to handle PCIe PHB that have issue w/no link

Kumar Gala galak at kernel.crashing.org
Tue Jul 24 12:28:43 EST 2007


On Jul 23, 2007, at 8:39 PM, Benjamin Herrenschmidt wrote:

> On Mon, 2007-07-23 at 15:49 -0500, Kumar Gala wrote:
>> Added PPC_INDIRECT_TYPE_NO_PCIE_LINK flag to the indirect pci  
>> handling
>> code to ensure that we don't talk to any device other than the PHB
>> if we don't have PCIe link.  Some controllers will lockup if they try
>> to do a config cycle to any device on the bus except the PHB.
>>
>> Signed-off-by: Kumar Gala <galak at kernel.crashing.org>
>
> I would name the quirk a bit more generically, something like
> "ACCESS_PHB_ONLY" maybe ? If you don't want to change it, that's fair.

Will deal with this change after the current patchset.

>
> Acked-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
>
> Ben.

- k



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