Re: [PATCH v1 7/7] pseries/setup: Add Initialization of VF Bars

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On 12/19/17 12:38 AM, Alexey Kardashevskiy wrote:

> On 19/12/17 06:29, Juan Alvarez wrote:
>> This is PF only path. Yes either we have a root returned otherwise
>> will fall back to iomem_resource.
> You have removed context from my response, do not do that please.

My apologies. I will not do that.

>
> When will you have root and when you won't? imho it should always be either
> one or another.
>
Yes you are correct. The resource is carved out of a different mmio 
space and will never be passed in the assigned-addresses property in 
the device node of PF.

We will remove that function call, conditional check and set root accordingly.

>> On 12/18/17 1:21 AM, Alexey Kardashevskiy wrote:
>>> @dev here is a VF, right? I am not familiar with powervn much but from what
>>> I see - the devices are sitting on a root bus of their own PHB and they all
>>> either have a root returned from pci_find_parent_resource() or none of them
>>> has a root and will fall back to &iomem_resource, or both cases are possible?
>
- Juan 




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