Re: [PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

From: Srikanth Thokala
Date: Wed Jul 30 2014 - 07:24:56 EST


Hi Arnd,

On Mon, Jul 28, 2014 at 6:32 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> On Monday 28 July 2014 18:04:34 Srikanth Thokala wrote:
>> Hi Arnd and Rob,
>>
>> I discussed with Bjorn and we believe this patch is in good shape to
>> apply. And Bjorn requires ACKs to apply this patch. So, could you
>> guys please review this patch and provided your ACKs to this patch.
>
> Looks great for the most part. I've looked through the whole driver
> again, and I have two small issues remaining:
>
> a) Please clarify in the changeset description why there is no support
> for PCI I/O space.

Sure, I will add to my changeset.

>
> b) I think you should use the 'msi-parent' property, and the
> of_pci_find_msi_chip_by_node() to find the msi_chip for the
> PCI controller. This will make it possible to forward MSIs
> to the main interrupt controller in the system, which is more
> efficient. See the pcie-mvebu driver for an example of this.

Ok, I need to look into this and I will plan to implement on top of this patch.

>
> Other than these:
>
> Acked-by: Arnd Bergmann <arnd@xxxxxxxx>

Thanks Arnd for the Ack.

Srikanth

>
> Arnd
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