Re: [PATCH] pci: generic host: make it more generic

[Ming Lei]

On Wed, Nov 12, 2014 at 5:58 PM, Lorenzo Pieralisi
<lorenzo.pieralisi@xxxxxxx> wrote:
> On Wed, Nov 12, 2014 at 02:12:12AM +0000, Ming Lei wrote:
>> On Wed, Nov 12, 2014 at 2:24 AM, Lorenzo Pieralisi
>> <lorenzo.pieralisi@xxxxxxx> wrote:
>> > On Tue, Nov 11, 2014 at 02:02:20PM +0000, Ming Lei wrote:
>> >
>> > [...]
>> >
>> >> > http://lists.infradead.org/pipermail/linux-arm-kernel/2014-October/296535.html
>> >> >
>> >> > Patch above is already queued and applies most of the changes you have posted
>> >> > above.
>> >>
>> >> I should have looked at list first before writing the patch, :-(
>> >>
>> >> Could you make it more generic so that other ARCHs(at least ARM64)
>> >> can benefit from it too?
>> >
>> > That's our current goal, we are carrying out clean-ups to remove arch
>> > dependency and move code to the generic layer PCI layer.
>>
>> OK, I am glad to test them after you post them out.
>>
>> At least, the 'struct gen_pci' pointer can be put in driver data
>> of the platform_device now, which may remove dependency on
>> pci_sysdata in this driver.  But ARCH's pcibios code still may
>> access 'pci_sysdata', do you have patches or solution to handle
>> this issue?
>
> I will consider adding struct gen_pci pointer as platform device
> driver data, we are working on removing pci_sys_data dependency in the ARM
> pcibios backend, and I do not think we are far from achieving that.

Other ARCHs has sort of pcibios backend too, so that said it still
depends on ARM or ARM64, doesn't it?

Thanks,
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